The Tor Browser / file revision

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.

 # Use of this source code is governed by a BSD-style license that can be

 # found in the LICENSE file.

 # IMPORTANT:

 # Please don't directly include this file if you are building via gyp_chromium,

 # since gyp_chromium is automatically forcing its inclusion.

 {

   # Variables expected to be overriden on the GYP command line (-D) or by

   # ~/.gyp/include.gypi.

   'variables': {

     # Putting a variables dict inside another variables dict looks kind of

     # weird.  This is done so that 'host_arch', 'chromeos', etc are defined as

     # variables within the outer variables dict here.  This is necessary

     # to get these variables defined for the conditions within this variables

     # dict that operate on these variables.

     'variables': {

       'variables': {

         'variables': {

           'variables': {

             # Whether we're building a ChromeOS build.

             'chromeos%': 0,

             # Whether or not we are using the Aura windowing framework.

             'use_aura%': 0,

             # Whether or not we are building the Ash shell.

             'use_ash%': 0,

           },

           # Copy conditionally-set variables out one scope.

           'chromeos%': '<(chromeos)',

           'use_aura%': '<(use_aura)',

           'use_ash%': '<(use_ash)',

           # Whether we are using Views Toolkit

           'toolkit_views%': 0,

           # Use OpenSSL instead of NSS. Under development: see http://crbug.com/62803

           'use_openssl%': 0,

           'use_ibus%': 0,

           # Disable viewport meta tag by default.

           'enable_viewport%': 0,

           # Enable HiDPI support.

           'enable_hidpi%': 0,

           # Enable touch optimized art assets and metrics.

           'enable_touch_ui%': 0,

           # Is this change part of the android upstream bringup?

           # Allows us to *temporarily* disable certain things for

           # staging.  Only set to 1 in a GYP_DEFINES.

           'android_upstream_bringup%': 0,

           # Override buildtype to select the desired build flavor.

           # Dev - everyday build for development/testing

           # Official - release build (generally implies additional processing)

           # TODO(mmoss) Once 'buildtype' is fully supported (e.g. Windows gyp

           # conversion is done), some of the things which are now controlled by

           # 'branding', such as symbol generation, will need to be refactored

           # based on 'buildtype' (i.e. we don't care about saving symbols for

           # non-Official # builds).

           'buildtype%': 'Dev',

           'conditions': [

             # ChromeOS implies ash.

             ['chromeos==1', {

               'use_ash%': 1,

               'use_aura%': 1,

             }],

             # For now, Windows builds that |use_aura| should also imply using

             # ash. This rule should be removed for the future when Windows is

             # using the aura windows without the ash interface.

             ['use_aura==1 and OS=="win"', {

               'use_ash%': 1,

             }],

             ['use_ash==1', {

               'use_aura%': 1,

             }],

             # A flag for BSD platforms

             ['OS=="dragonfly" or OS=="freebsd" or OS=="netbsd" or \

               OS=="openbsd"', {

               'os_bsd%': 1,

             }, {

               'os_bsd%': 0,

             }],

           ],

         },

         # Copy conditionally-set variables out one scope.

         'chromeos%': '<(chromeos)',

         'use_aura%': '<(use_aura)',

         'use_ash%': '<(use_ash)',

         'os_bsd%': '<(os_bsd)',

         'use_openssl%': '<(use_openssl)',

         'use_ibus%': '<(use_ibus)',

         'enable_viewport%': '<(enable_viewport)',

         'enable_hidpi%': '<(enable_hidpi)',

         'enable_touch_ui%': '<(enable_touch_ui)',

         'android_upstream_bringup%': '<(android_upstream_bringup)',

         'buildtype%': '<(buildtype)',

         # Sets whether we're building with the Android SDK/NDK (and hence with

         # Ant, value 0), or as part of the Android system (and hence with the

         # Android build system, value 1).

         'android_build_type%': 0,

         # Compute the architecture that we're building on.

         'conditions': [

           ['OS=="win" or OS=="ios"', {

             'host_arch%': 'ia32',

           }, {

             # This handles the Unix platforms for which there is some support.

             # Anything else gets passed through, which probably won't work very

             # well; such hosts should pass an explicit target_arch to gyp.

             'host_arch%':

               '<!(uname -m | sed -e "s/i.86/ia32/;s/x86_64/x64/;s/amd64/x64/;s/arm.*/arm/;s/i86pc/ia32/")',

           }],

           # Set default value of toolkit_views based on OS.

           ['OS=="win" or chromeos==1 or use_aura==1', {

             'toolkit_views%': 1,

           }, {

             'toolkit_views%': 0,

           }],

           # Set toolkit_uses_gtk for the Chromium browser on Linux.

           ['(OS=="linux" or OS=="solaris" or os_bsd==1) and use_aura==0', {

             'toolkit_uses_gtk%': 1,

           }, {

             'toolkit_uses_gtk%': 0,

           }],

           # Enable HiDPI on Mac OS and Chrome OS.

           ['OS=="mac" or chromeos==1', {

             'enable_hidpi%': 1,

           }],

           # Enable touch UI on Metro.

           ['OS=="win"', {

             'enable_touch_ui%': 1,

           }],

         ],

       },

       # Copy conditionally-set variables out one scope.

       'chromeos%': '<(chromeos)',

       'host_arch%': '<(host_arch)',

       'toolkit_views%': '<(toolkit_views)',

       'toolkit_uses_gtk%': '<(toolkit_uses_gtk)',

       'use_aura%': '<(use_aura)',

       'use_ash%': '<(use_ash)',

       'os_bsd%': '<(os_bsd)',

       'use_openssl%': '<(use_openssl)',

       'use_ibus%': '<(use_ibus)',

       'enable_viewport%': '<(enable_viewport)',

       'enable_hidpi%': '<(enable_hidpi)',

       'enable_touch_ui%': '<(enable_touch_ui)',

       'android_upstream_bringup%': '<(android_upstream_bringup)',

       'android_build_type%': '<(android_build_type)',

       # We used to provide a variable for changing how libraries were built.

       # This variable remains until we can clean up all the users.

       # This needs to be one nested variables dict in so that dependent

       # gyp files can make use of it in their outer variables.  (Yikes!)

       # http://code.google.com/p/chromium/issues/detail?id=83308

       'library%': 'static_library',

       # Override branding to select the desired branding flavor.

       'branding%': 'Chromium',

       'buildtype%': '<(buildtype)',

       # Default architecture we're building for is the architecture we're

       # building on.

       'target_arch%': '<(host_arch)',

       # This variable tells WebCore.gyp and JavaScriptCore.gyp whether they are

       # are built under a chromium full build (1) or a webkit.org chromium

       # build (0).

       'inside_chromium_build%': 1,

       # Set to 1 to enable fast builds. It disables debug info for fastest

       # compilation.

       'fastbuild%': 0,

       # Set to 1 to enable dcheck in release without having to use the flag.

       'dcheck_always_on%': 0,

       # Disable file manager component extension by default.

       'file_manager_extension%': 0,

       # Python version.

       'python_ver%': '2.6',

       # Set ARM version (for libyuv)

       'arm_version%': 6,

       # Set ARM-v7 compilation flags

       'armv7%': 0,

       # Set Neon compilation flags (only meaningful if armv7==1).

       'arm_neon%': 1,

       'arm_neon_optional%': 0,

       # The system root for cross-compiles. Default: none.

       'sysroot%': '',

       # The system libdir used for this ABI.

       'system_libdir%': 'lib',

       # On Linux, we build with sse2 for Chromium builds.

       'disable_sse2%': 0,

       # Use libjpeg-turbo as the JPEG codec used by Chromium.

       'use_libjpeg_turbo%': 1,

       # Use system libjpeg. Note that the system's libjepg will be used even if

       # use_libjpeg_turbo is set.

       'use_system_libjpeg%': 0,

       # Use system libvpx

       'use_system_libvpx%': 0,

       # Variable 'component' is for cases where we would like to build some

       # components as dynamic shared libraries but still need variable

       # 'library' for static libraries.

       # By default, component is set to whatever library is set to and

       # it can be overriden by the GYP command line or by ~/.gyp/include.gypi.

       'component%': 'static_library',

       # Set to select the Title Case versions of strings in GRD files.

       'use_titlecase_in_grd_files%': 0,

       # Use translations provided by volunteers at launchpad.net.  This

       # currently only works on Linux.

       'use_third_party_translations%': 0,

       # Remoting compilation is enabled by default. Set to 0 to disable.

       'remoting%': 1,

       # Configuration policy is enabled by default. Set to 0 to disable.

       'configuration_policy%': 1,

       # Safe browsing is compiled in by default. Set to 0 to disable.

       'safe_browsing%': 1,

       # Speech input is compiled in by default. Set to 0 to disable.

       'input_speech%': 1,

       # Notifications are compiled in by default. Set to 0 to disable.

       'notifications%' : 1,

       # If this is set, the clang plugins used on the buildbot will be used.

       # Run tools/clang/scripts/update.sh to make sure they are compiled.

       # This causes 'clang_chrome_plugins_flags' to be set.

       # Has no effect if 'clang' is not set as well.

       'clang_use_chrome_plugins%': 1,

       # Enable building with ASAN (Clang's -faddress-sanitizer option).

       # -faddress-sanitizer only works with clang, but asan=1 implies clang=1

       # See https://sites.google.com/a/chromium.org/dev/developers/testing/addresssanitizer

       'asan%': 0,

       # Enable building with TSAN (Clang's -fthread-sanitizer option).

       # -fthread-sanitizer only works with clang, but tsan=1 implies clang=1

       # See http://clang.llvm.org/docs/ThreadSanitizer.html

       'tsan%': 0,

       # Use a modified version of Clang to intercept allocated types and sizes

       # for allocated objects. clang_type_profiler=1 implies clang=1.

       # See http://dev.chromium.org/developers/deep-memory-profiler/cpp-object-type-identifier

       # TODO(dmikurube): Support mac.  See http://crbug.com/123758#c11

       'clang_type_profiler%': 0,

       # Set to true to instrument the code with function call logger.

       # See src/third_party/cygprofile/cyg-profile.cc for details.

       'order_profiling%': 0,

       # Use the provided profiled order file to link Chrome image with it.

       # This makes Chrome faster by better using CPU cache when executing code.

       # This is known as PGO (profile guided optimization).

       # See https://sites.google.com/a/google.com/chrome-msk/dev/boot-speed-up-effort

       'order_text_section%' : "",

       # Set to 1 compile with -fPIC cflag on linux. This is a must for shared

       # libraries on linux x86-64 and arm, plus ASLR.

       'linux_fpic%': 1,

       # Whether one-click signin is enabled or not.

       'enable_one_click_signin%': 0,

       # Enable Web Intents support in WebKit.

       'enable_web_intents%': 1,

       # Enable Chrome browser extensions

       'enable_extensions%': 1,

       # Enable browser automation.

       'enable_automation%': 1,

       # Enable printing support and UI.

       'enable_printing%': 1,

       # Enable Web Intents web content registration via HTML element

       # and WebUI managing such registrations.

       'enable_web_intents_tag%': 0,

       # Webrtc compilation is enabled by default. Set to 0 to disable.

       'enable_webrtc%': 1,

       # PPAPI by default does not support plugins making calls off the main

       # thread. Set to 1 to turn on experimental support for out-of-process

       # plugins to make call of the main thread.

       'enable_pepper_threading%': 0,

       # Enables use of the session service, which is enabled by default.

       # Support for disabling depends on the platform.

       'enable_session_service%': 1,

       # Enables theme support, which is enabled by default.  Support for

       # disabling depends on the platform.

       'enable_themes%': 1,

       # Uses OEM-specific wallpaper resources on Chrome OS.

       'use_oem_wallpaper%': 0,

       # Enables support for background apps.

       'enable_background%': 1,

       # Enable the task manager by default.

       'enable_task_manager%': 1,

       # Enable FTP support by default.

       'disable_ftp_support%': 0,

       # XInput2 multitouch support is disabled by default (use_xi2_mt=0).

       # Setting to non-zero value enables XI2 MT. When XI2 MT is enabled,

       # the input value also defines the required XI2 minor minimum version.

       # For example, use_xi2_mt=2 means XI2.2 or above version is required.

       'use_xi2_mt%': 0,

       # Use of precompiled headers on Windows.

       #

       # This is on by default in VS 2010, but off by default for VS

       # 2008 because of complications that it can cause with our

       # trybots etc.

       #

       # This variable may be explicitly set to 1 (enabled) or 0

       # (disabled) in ~/.gyp/include.gypi or via the GYP command line.

       # This setting will override the default.

       #

       # Note that a setting of 1 is probably suitable for most or all

       # Windows developers using VS 2008, since precompiled headers

       # provide a build speedup of 20-25%.  There are a couple of

       # small workarounds you may need to use when using VS 2008 (but

       # not 2010), see

       # http://code.google.com/p/chromium/wiki/WindowsPrecompiledHeaders

       # for details.

       'chromium_win_pch%': 0,

       # Set this to true when building with Clang.

       # See http://code.google.com/p/chromium/wiki/Clang for details.

       'clang%': 0,

       # Enable plug-in installation by default.

       'enable_plugin_installation%': 1,

       # Enable protector service by default.

       'enable_protector_service%': 1,

       # Specifies whether to use canvas_skia.cc in place of platform

       # specific implementations of gfx::Canvas. Affects text drawing in the

       # Chrome UI.

       # TODO(asvitkine): Enable this on all platforms and delete this flag.

       #                  http://crbug.com/105550

       'use_canvas_skia%': 0,

       # Set to "tsan", "memcheck", or "drmemory" to configure the build to work

       # with one of those tools.

       'build_for_tool%': '',

       # Whether tests targets should be run, archived or just have the

       # dependencies verified. All the tests targets have the '_run' suffix,

       # e.g. base_unittests_run runs the target base_unittests. The test target

       # always calls tools/swarm_client/isolate.py. See the script's --help for

       # more information and the valid --mode values. Meant to be overriden with

       # GYP_DEFINES.

       # TODO(maruel): Converted the default from 'check' to 'noop' so work can

       # be done while the builders are being reconfigured to check out test data

       # files.

       'test_isolation_mode%': 'noop',

       # It must not be '<(PRODUCT_DIR)' alone, the '/' is necessary otherwise

       # gyp will remove duplicate flags, causing isolate.py to be confused.

       'test_isolation_outdir%': '<(PRODUCT_DIR)/isolate',

        # Force rlz to use chrome's networking stack.

       'force_rlz_use_chrome_net%': 1,

       'sas_dll_path%': '<(DEPTH)/third_party/platformsdk_win7/files/redist/x86',

       'wix_path%': '<(DEPTH)/third_party/wix',

       'conditions': [

         # TODO(epoger): Figure out how to set use_skia=1 for Mac outside of

         # the 'conditions' clause.  Initial attempts resulted in chromium and

         # webkit disagreeing on its setting.

         ['OS=="mac"', {

           'use_skia%': 1,

         }, {

           'use_skia%': 1,

         }],

         # A flag for POSIX platforms

         ['OS=="win"', {

           'os_posix%': 0,

         }, {

           'os_posix%': 1,

         }],

         # NSS usage.

         ['(OS=="linux" or OS=="solaris" or os_bsd==1) and use_openssl==0', {

           'use_nss%': 1,

         }, {

           'use_nss%': 0,

         }],

         # Flags to use X11 on non-Mac POSIX platforms

         ['OS=="win" or OS=="mac" or OS=="ios" or OS=="android"', {

           'use_glib%': 0,

           'use_x11%': 0,

         }, {

           'use_glib%': 1,

           'use_x11%': 1,

         }],

         # We always use skia text rendering in Aura on Windows, since GDI

         # doesn't agree with our BackingStore.

         # TODO(beng): remove once skia text rendering is on by default.

         ['use_aura==1 and OS=="win"', {

           'enable_skia_text%': 1,

         }],

         # A flag to enable or disable our compile-time dependency

         # on gnome-keyring. If that dependency is disabled, no gnome-keyring

         # support will be available. This option is useful

         # for Linux distributions and for Aura.

         ['chromeos==1 or use_aura==1', {

           'use_gnome_keyring%': 0,

         }, {

           'use_gnome_keyring%': 1,

         }],

         ['toolkit_uses_gtk==1 or OS=="mac" or OS=="ios"', {

           # GTK+, Mac and iOS want Title Case strings

           'use_titlecase_in_grd_files%': 1,

         }],

         # Enable file manager extension on Chrome OS.

         ['chromeos==1', {

           'file_manager_extension%': 1,

         }, {

           'file_manager_extension%': 0,

         }],

         ['OS=="win" or OS=="mac" or (OS=="linux" and use_aura==0)', {

           'enable_one_click_signin%': 1,

         }],

         ['OS=="android"', {

           'enable_extensions%': 0,

           'enable_printing%': 0,

           'enable_themes%': 0,

           'enable_webrtc%': 0,

           'proprietary_codecs%': 1,

           'remoting%': 0,

         }],

         ['OS=="ios"', {

           'configuration_policy%': 0,

           'disable_ftp_support%': 1,

           'enable_automation%': 0,

           'enable_extensions%': 0,

           'enable_printing%': 0,

           'enable_themes%': 0,

           'enable_webrtc%': 0,

           'notifications%': 0,

           'remoting%': 0,

         }],

         # Use GPU accelerated cross process image transport by default

         # on linux builds with the Aura window manager

         ['use_aura==1 and OS=="linux"', {

           'ui_compositor_image_transport%': 1,

         }, {

           'ui_compositor_image_transport%': 0,

         }],

         # Turn precompiled headers on by default for VS 2010.

         ['OS=="win" and MSVS_VERSION=="2010" and buildtype!="Official"', {

           'chromium_win_pch%': 1

         }],

         ['use_aura==1 or chromeos==1 or OS=="android"', {

           'enable_plugin_installation%': 0,

         }, {

           'enable_plugin_installation%': 1,

         }],

         ['OS=="android" or OS=="ios"', {

           'enable_protector_service%': 0,

         }, {

           'enable_protector_service%': 1,

         }],

         # linux_use_gold_binary: whether to use the binary checked into

         # third_party/gold.

         ['OS=="linux"', {

           'linux_use_gold_binary%': 1,

         }, {

           'linux_use_gold_binary%': 0,

         }],

         # linux_use_gold_flags: whether to use build flags that rely on gold.

         # On by default for x64 Linux.  Temporarily off for ChromeOS as

         # it failed on a buildbot.

         ['OS=="linux" and chromeos==0', {

           'linux_use_gold_flags%': 1,

         }, {

           'linux_use_gold_flags%': 0,

         }],

         ['OS=="android"', {

           'enable_captive_portal_detection%': 0,

         }, {

           'enable_captive_portal_detection%': 1,

         }],

         # Enable Skia UI text drawing incrementally on different platforms.

         # http://crbug.com/105550

         #

         # On Aura, this allows per-tile painting to be used in the browser

         # compositor.

         ['OS!="mac" and OS!="android"', {

           'use_canvas_skia%': 1,

         }],

         ['chromeos==1', {

           # When building for ChromeOS we dont want Chromium to use libjpeg_turbo.

           'use_libjpeg_turbo%': 0,

         }],

         ['OS=="android"', {

           # When building as part of the Android system, use system libraries

           # where possible to reduce ROM size.

           'use_system_libjpeg%': '<(android_build_type)',

         }],

       ],

       # Set this to 1 to use the Google-internal file containing

       # official API keys for Google Chrome even in a developer build.

       # Setting this variable explicitly to 1 will cause your build to

       # fail if the internal file is missing.

       #

       # Set this to 0 to not use the internal file, even when it

       # exists in your checkout.

       #

       # Leave set to 2 to have this variable implicitly set to 1 if

       # you have src/google_apis/internal/google_chrome_api_keys.h in

       # your checkout, and implicitly set to 0 if not.

       #

       # Note that official builds always behave as if this variable

       # was explicitly set to 1, i.e. they always use official keys,

       # and will fail to build if the internal file is missing.

       'use_official_google_api_keys%': 2,

       # Set these to bake the specified API keys and OAuth client

       # IDs/secrets into your build.

       #

       # If you create a build without values baked in, you can instead

       # set environment variables to provide the keys at runtime (see

       # src/google_apis/google_api_keys.h for details).  Features that

       # require server-side APIs may fail to work if no keys are

       # provided.

       #

       # Note that if you are building an official build or if

       # use_official_google_api_keys has been set to 1 (explicitly or

       # implicitly), these values will be ignored and the official

       # keys will be used instead.

       'google_api_key%': '',

       'google_default_client_id%': '',

       'google_default_client_secret%': '',

     },

     # Copy conditionally-set variables out one scope.

     'branding%': '<(branding)',

     'buildtype%': '<(buildtype)',

     'target_arch%': '<(target_arch)',

     'host_arch%': '<(host_arch)',

     'library%': 'static_library',

     'toolkit_views%': '<(toolkit_views)',

     'ui_compositor_image_transport%': '<(ui_compositor_image_transport)',

     'use_aura%': '<(use_aura)',

     'use_ash%': '<(use_ash)',

     'use_openssl%': '<(use_openssl)',

     'use_ibus%': '<(use_ibus)',

     'use_nss%': '<(use_nss)',

     'os_bsd%': '<(os_bsd)',

     'os_posix%': '<(os_posix)',

     'use_glib%': '<(use_glib)',

     'toolkit_uses_gtk%': '<(toolkit_uses_gtk)',

     'use_skia%': '<(use_skia)',

     'use_x11%': '<(use_x11)',

     'use_gnome_keyring%': '<(use_gnome_keyring)',

     'linux_fpic%': '<(linux_fpic)',

     'enable_pepper_threading%': '<(enable_pepper_threading)',

     'chromeos%': '<(chromeos)',

     'enable_viewport%': '<(enable_viewport)',

     'enable_hidpi%': '<(enable_hidpi)',

     'enable_touch_ui%': '<(enable_touch_ui)',

     'use_xi2_mt%':'<(use_xi2_mt)',

     'file_manager_extension%': '<(file_manager_extension)',

     'inside_chromium_build%': '<(inside_chromium_build)',

     'fastbuild%': '<(fastbuild)',

     'dcheck_always_on%': '<(dcheck_always_on)',

     'python_ver%': '<(python_ver)',

     'arm_version%': '<(arm_version)',

     'armv7%': '<(armv7)',

     'arm_neon%': '<(arm_neon)',

     'arm_neon_optional%': '<(arm_neon_optional)',

     'sysroot%': '<(sysroot)',

     'system_libdir%': '<(system_libdir)',

     'component%': '<(component)',

     'use_titlecase_in_grd_files%': '<(use_titlecase_in_grd_files)',

     'use_third_party_translations%': '<(use_third_party_translations)',

     'remoting%': '<(remoting)',

     'enable_one_click_signin%': '<(enable_one_click_signin)',

     'enable_webrtc%': '<(enable_webrtc)',

     'chromium_win_pch%': '<(chromium_win_pch)',

     'configuration_policy%': '<(configuration_policy)',

     'safe_browsing%': '<(safe_browsing)',

     'input_speech%': '<(input_speech)',

     'notifications%': '<(notifications)',

     'clang_use_chrome_plugins%': '<(clang_use_chrome_plugins)',

     'asan%': '<(asan)',

     'tsan%': '<(tsan)',

     'clang_type_profiler%': '<(clang_type_profiler)',

     'order_profiling%': '<(order_profiling)',

     'order_text_section%': '<(order_text_section)',

     'enable_extensions%': '<(enable_extensions)',

     'enable_web_intents%': '<(enable_web_intents)',

     'enable_web_intents_tag%': '<(enable_web_intents_tag)',

     'enable_plugin_installation%': '<(enable_plugin_installation)',

     'enable_protector_service%': '<(enable_protector_service)',

     'enable_session_service%': '<(enable_session_service)',

     'enable_themes%': '<(enable_themes)',

     'use_oem_wallpaper%': '<(use_oem_wallpaper)',

     'enable_background%': '<(enable_background)',

     'linux_use_gold_binary%': '<(linux_use_gold_binary)',

     'linux_use_gold_flags%': '<(linux_use_gold_flags)',

     'use_canvas_skia%': '<(use_canvas_skia)',

     'test_isolation_mode%': '<(test_isolation_mode)',

     'test_isolation_outdir%': '<(test_isolation_outdir)',

     'enable_automation%': '<(enable_automation)',

     'enable_printing%': '<(enable_printing)',

     'enable_captive_portal_detection%': '<(enable_captive_portal_detection)',

     'disable_ftp_support%': '<(disable_ftp_support)',

     'force_rlz_use_chrome_net%': '<(force_rlz_use_chrome_net)',

     'enable_task_manager%': '<(enable_task_manager)',

     'sas_dll_path%': '<(sas_dll_path)',

     'wix_path%': '<(wix_path)',

     'android_upstream_bringup%': '<(android_upstream_bringup)',

     'use_libjpeg_turbo%': '<(use_libjpeg_turbo)',

     'use_system_libjpeg%': '<(use_system_libjpeg)',

     'android_build_type%': '<(android_build_type)',

     'use_official_google_api_keys%': '<(use_official_google_api_keys)',

     'google_api_key%': '<(google_api_key)',

     'google_default_client_id%': '<(google_default_client_id)',

     'google_default_client_secret%': '<(google_default_client_secret)',

     # Use system yasm instead of bundled one.

     'use_system_yasm%': 0,

     # Default to enabled PIE; this is important for ASLR but we may need to be

     # able to turn it off for various reasons.

     'linux_disable_pie%': 0,

     # The release channel that this build targets. This is used to restrict

     # channel-specific build options, like which installer packages to create.

     # The default is 'all', which does no channel-specific filtering.

     'channel%': 'all',

     # Override chromium_mac_pch and set it to 0 to suppress the use of

     # precompiled headers on the Mac.  Prefix header injection may still be

     # used, but prefix headers will not be precompiled.  This is useful when

     # using distcc to distribute a build to compile slaves that don't

     # share the same compiler executable as the system driving the compilation,

     # because precompiled headers rely on pointers into a specific compiler

     # executable's image.  Setting this to 0 is needed to use an experimental

     # Linux-Mac cross compiler distcc farm.

     'chromium_mac_pch%': 1,

     # The default value for mac_strip in target_defaults. This cannot be

     # set there, per the comment about variable% in a target_defaults.

     'mac_strip_release%': 1,

     # Set to 1 to enable code coverage.  In addition to build changes

     # (e.g. extra CFLAGS), also creates a new target in the src/chrome

     # project file called "coverage".

     # Currently ignored on Windows.

     'coverage%': 0,

     # Set to 1 to force Visual C++ to use legacy debug information format /Z7.

     # This is useful for parallel compilation tools which can't support /Zi.

     # Only used on Windows.

     'win_z7%' : 0,

     # Although base/allocator lets you select a heap library via an

     # environment variable, the libcmt shim it uses sometimes gets in

     # the way.  To disable it entirely, and switch to normal msvcrt, do e.g.

     #  'win_use_allocator_shim': 0,

     #  'win_release_RuntimeLibrary': 2

     # to ~/.gyp/include.gypi, gclient runhooks --force, and do a release build.

     'win_use_allocator_shim%': 1, # 1 = shim allocator via libcmt; 0 = msvcrt

     # Whether usage of OpenMAX is enabled.

     'enable_openmax%': 0,

     # Whether proprietary audio/video codecs are assumed to be included with

     # this build (only meaningful if branding!=Chrome).

     'proprietary_codecs%': 0,

     # TODO(bradnelson): eliminate this when possible.

     # To allow local gyp files to prevent release.vsprops from being included.

     # Yes(1) means include release.vsprops.

     # Once all vsprops settings are migrated into gyp, this can go away.

     'msvs_use_common_release%': 1,

     # TODO(bradnelson): eliminate this when possible.

     # To allow local gyp files to override additional linker options for msvs.

     # Yes(1) means set use the common linker options.

     'msvs_use_common_linker_extras%': 1,

     # TODO(sgk): eliminate this if possible.

     # It would be nicer to support this via a setting in 'target_defaults'

     # in chrome/app/locales/locales.gypi overriding the setting in the

     # 'Debug' configuration in the 'target_defaults' dict below,

     # but that doesn't work as we'd like.

     'msvs_debug_link_incremental%': '2',

     # Needed for some of the largest modules.

     'msvs_debug_link_nonincremental%': '1',

     # Turns on Use Library Dependency Inputs for linking chrome.dll on Windows

     # to get incremental linking to be faster in debug builds.

     'incremental_chrome_dll%': '0',

     # The default settings for third party code for treating

     # warnings-as-errors. Ideally, this would not be required, however there

     # is some third party code that takes a long time to fix/roll. So, this

     # flag allows us to have warnings as errors in general to prevent

     # regressions in most modules, while working on the bits that are

     # remaining.

     'win_third_party_warn_as_error%': 'true',

     # This is the location of the sandbox binary. Chrome looks for this before

     # running the zygote process. If found, and SUID, it will be used to

     # sandbox the zygote process and, thus, all renderer processes.

     'linux_sandbox_path%': '',

     # Set this to true to enable SELinux support.

     'selinux%': 0,

     # Clang stuff.

     'clang%': '<(clang)',

     'make_clang_dir%': 'third_party/llvm-build/Release+Asserts',

     # These two variables can be set in GYP_DEFINES while running

     # |gclient runhooks| to let clang run a plugin in every compilation.

     # Only has an effect if 'clang=1' is in GYP_DEFINES as well.

     # Example:

     #     GYP_DEFINES='clang=1 clang_load=/abs/path/to/libPrintFunctionNames.dylib clang_add_plugin=print-fns' gclient runhooks

     'clang_load%': '',

     'clang_add_plugin%': '',

     # The default type of gtest.

     'gtest_target_type%': 'executable',

     # Enable sampling based profiler.

     # See http://google-perftools.googlecode.com/svn/trunk/doc/cpuprofile.html

     'profiling%': '0',

     # Enable strict glibc debug mode.

     'glibcxx_debug%': 0,

     # Override whether we should use Breakpad on Linux. I.e. for Chrome bot.

     'linux_breakpad%': 0,

     # And if we want to dump symbols for Breakpad-enabled builds.

     'linux_dump_symbols%': 0,

     # And if we want to strip the binary after dumping symbols.

     'linux_strip_binary%': 0,

     # Strip the test binaries needed for Linux reliability tests.

     'linux_strip_reliability_tests%': 0,

     # Enable TCMalloc.

     'linux_use_tcmalloc%': 1,

     # Disable TCMalloc's debugallocation.

     'linux_use_debugallocation%': 0,

     # Disable TCMalloc's heapchecker.

     'linux_use_heapchecker%': 0,

     # Disable shadow stack keeping used by heapcheck to unwind the stacks

     # better.

     'linux_keep_shadow_stacks%': 0,

     # Set to 1 to link against libgnome-keyring instead of using dlopen().

     'linux_link_gnome_keyring%': 0,

     # Set to 1 to link against gsettings APIs instead of using dlopen().

     'linux_link_gsettings%': 0,

     # Set Thumb compilation flags.

     'arm_thumb%': 0,

     # Set ARM fpu compilation flags (only meaningful if armv7==1 and

     # arm_neon==0).

     'arm_fpu%': 'vfpv3',

     # Set ARM float abi compilation flag.

     'arm_float_abi%': 'softfp',

     # Enable new NPDevice API.

     'enable_new_npdevice_api%': 0,

     # Enable EGLImage support in OpenMAX

     'enable_eglimage%': 1,

     # Enable a variable used elsewhere throughout the GYP files to determine

     # whether to compile in the sources for the GPU plugin / process.

     'enable_gpu%': 1,

     # .gyp files or targets should set chromium_code to 1 if they build

     # Chromium-specific code, as opposed to external code.  This variable is

     # used to control such things as the set of warnings to enable, and

     # whether warnings are treated as errors.

     'chromium_code%': 0,

     'release_valgrind_build%': 0,

     # TODO(thakis): Make this a blacklist instead, http://crbug.com/101600

     'enable_wexit_time_destructors%': 0,

     # Set to 1 to compile with the built in pdf viewer.

     'internal_pdf%': 0,

     # Set to 1 to compile with the OpenGL ES 2.0 conformance tests.

     'internal_gles2_conform_tests%': 0,

     # NOTE: When these end up in the Mac bundle, we need to replace '-' for '_'

     # so Cocoa is happy (http://crbug.com/20441).

     'locales': [

       'am', 'ar', 'bg', 'bn', 'ca', 'cs', 'da', 'de', 'el', 'en-GB',

       'en-US', 'es-419', 'es', 'et', 'fa', 'fi', 'fil', 'fr', 'gu', 'he',

       'hi', 'hr', 'hu', 'id', 'it', 'ja', 'kn', 'ko', 'lt', 'lv',

       'ml', 'mr', 'ms', 'nb', 'nl', 'pl', 'pt-BR', 'pt-PT', 'ro', 'ru',

       'sk', 'sl', 'sr', 'sv', 'sw', 'ta', 'te', 'th', 'tr', 'uk',

       'vi', 'zh-CN', 'zh-TW',

     ],

     # Pseudo locales are special locales which are used for testing and

     # debugging. They don't get copied to the final app. For more info,

     # check out https://sites.google.com/a/chromium.org/dev/Home/fake-bidi

     'pseudo_locales': [

       'fake-bidi',

     ],

     'grit_defines': [],

     # If debug_devtools is set to 1, JavaScript files for DevTools are

     # stored as is and loaded from disk. Otherwise, a concatenated file

     # is stored in resources.pak. It is still possible to load JS files

     # from disk by passing --debug-devtools cmdline switch.

     'debug_devtools%': 0,

     # The Java Bridge is not compiled in by default.

     'java_bridge%': 0,

     # Code signing for iOS binaries.  The bots need to be able to disable this.

     'chromium_ios_signing%': 1,

     # This flag is only used when disable_nacl==0 and disables all those

     # subcomponents which would require the installation of a native_client

     # untrusted toolchain.

     'disable_nacl_untrusted%': 0,

     # Disable Dart by default.

     'enable_dart%': 0,

     # The desired version of Windows SDK can be set in ~/.gyp/include.gypi.

     'msbuild_toolset%': '',

     # Native Client is enabled by default.

     'disable_nacl%': 0,

     # Whether to build full debug version for Debug configuration on Android.

     # Compared to full debug version, the default Debug configuration on Android

     # has no full v8 debug, has size optimization and linker gc section, so that

     # we can build a debug version with acceptable size and performance.

     'android_full_debug%': 0,

     # Sets the default version name and code for Android app, by default we

     # do a developer build.

     'android_app_version_name%': 'Developer Build',

     'android_app_version_code%': 0,

     'sas_dll_exists': '<!(<(PYTHON) <(DEPTH)/build/dir_exists.py <(sas_dll_path))',

     'wix_exists': '<!(<(PYTHON) <(DEPTH)/build/dir_exists.py <(wix_path))',

     'windows_sdk_default_path': '<(DEPTH)/third_party/platformsdk_win8/files',

     'directx_sdk_default_path': '<(DEPTH)/third_party/directxsdk/files',

     'conditions': [

       ['"<!(<(PYTHON) <(DEPTH)/build/dir_exists.py <(windows_sdk_default_path))"=="True"', {

         'windows_sdk_path%': '<(windows_sdk_default_path)',

       }, {

         'windows_sdk_path%': 'C:/Program Files (x86)/Windows Kits/8.0',

       }],

       ['OS=="win" and "<!(<(PYTHON) <(DEPTH)/build/dir_exists.py <(directx_sdk_default_path))"=="True"', {

         'directx_sdk_path%': '<(directx_sdk_default_path)',

       }, {

         'directx_sdk_path%': '$(DXSDK_DIR)',

       }],

       # If use_official_google_api_keys is already set (to 0 or 1), we

       # do none of the implicit checking.  If it is set to 1 and the

       # internal keys file is missing, the build will fail at compile

       # time.  If it is set to 0 and keys are not provided by other

       # means, a warning will be printed at compile time.

       ['use_official_google_api_keys==2', {

         'use_official_google_api_keys%':

             '<!(<(PYTHON) <(DEPTH)/google_apis/build/check_internal.py <(DEPTH)/google_apis/internal/google_chrome_api_keys.h)',

       }],

       ['os_posix==1 and OS!="mac" and OS!="ios"', {

         # Figure out the python architecture to decide if we build pyauto.

 	# disabled for mozilla because windows != mac and this runs a shell script

 	#        'python_arch%': '<!(<(DEPTH)/build/linux/python_arch.sh <(sysroot)/usr/<(system_libdir)/libpython<(python_ver).so.1.0)',

         'conditions': [

           # TODO(glider): set clang to 1 earlier for ASan and TSan builds so

           # that it takes effect here.

           # disabled for Mozilla since it doesn't use this, and 'msys' messes $(CXX) up

           ['build_with_mozilla==0 and clang==0 and asan==0 and tsan==0', {

             # This will set gcc_version to XY if you are running gcc X.Y.*.

             'gcc_version%': '<!(<(PYTHON) <(DEPTH)/build/compiler_version.py)',

           }, {

             'gcc_version%': 0,

           }],

           ['branding=="Chrome"', {

             'linux_breakpad%': 1,

           }],

           # All Chrome builds have breakpad symbols, but only process the

           # symbols from official builds.

           ['(branding=="Chrome" and buildtype=="Official")', {

             'linux_dump_symbols%': 1,

           }],

         ],

       }],  # os_posix==1 and OS!="mac" and OS!="ios"

       ['OS=="ios"', {

         'disable_nacl%': 1,

         'enable_gpu%': 0,

         'icu_use_data_file_flag%': 1,

         'use_system_bzip2%': 1,

         'use_system_libxml%': 1,

         'use_system_sqlite%': 1,

         # The Mac SDK is set for iOS builds and passed through to Mac

         # sub-builds. This allows the Mac sub-build SDK in an iOS build to be

         # overridden from the command line the same way it is for a Mac build.

         'mac_sdk%': '<!(<(PYTHON) <(DEPTH)/build/mac/find_sdk.py 10.6)',

         # iOS SDK and deployment target support.  The iOS 5.0 SDK is actually

         # what is required, but the value is left blank so when it is set in

         # the project files it will be the "current" iOS SDK.  Forcing 5.0

         # even though it is "current" causes Xcode to spit out a warning for

         # every single project file for not using the "current" SDK.

         'ios_sdk%': '',

         'ios_sdk_path%': '',

         'ios_deployment_target%': '4.3',

         'conditions': [

           # ios_product_name is set to the name of the .app bundle as it should

           # appear on disk.

           ['branding=="Chrome"', {

             'ios_product_name%': 'Chrome',

           }, { # else: branding!="Chrome"

             'ios_product_name%': 'Chromium',

           }],

           ['branding=="Chrome" and buildtype=="Official"', {

             'ios_breakpad%': 1,

           }, { # else: branding!="Chrome" or buildtype!="Official"

             'ios_breakpad%': 0,

           }],

         ],

       }],  # OS=="ios"

       ['OS=="android"', {

         # Location of Android NDK.

         'variables': {

           'variables': {

             'variables': {

               'android_ndk_root%': '<!(/bin/echo -n $ANDROID_NDK_ROOT)',

             },

             'android_ndk_root%': '<(android_ndk_root)',

             'conditions': [

               ['target_arch == "ia32"', {

                 'android_app_abi%': 'x86',

                 'android_ndk_sysroot%': '<(android_ndk_root)/platforms/android-9/arch-x86',

               }],

               ['target_arch=="arm"', {

                 'android_ndk_sysroot%': '<(android_ndk_root)/platforms/android-9/arch-arm',

                 'conditions': [

                   ['armv7==0', {

                     'android_app_abi%': 'armeabi',

                   }, {

                     'android_app_abi%': 'armeabi-v7a',

                   }],

                 ],

               }],

             ],

           },

           'android_ndk_root%': '<(android_ndk_root)',

           'android_app_abi%': '<(android_app_abi)',

           'android_ndk_sysroot%': '<(android_ndk_sysroot)',

         },

         'android_ndk_root%': '<(android_ndk_root)',

         'android_ndk_sysroot': '<(android_ndk_sysroot)',

         'android_ndk_include': '<(android_ndk_sysroot)/usr/include',

         'android_ndk_lib': '<(android_ndk_sysroot)/usr/lib',

         'android_app_abi%': '<(android_app_abi)',

         # Location of the "strip" binary, used by both gyp and scripts.

         'android_strip%' : '<!(/bin/echo -n <(android_toolchain)/*-strip)',

         # Provides an absolute path to PRODUCT_DIR (e.g. out/Release). Used

         # to specify the output directory for Ant in the Android build.

         'ant_build_out': '`cd <(PRODUCT_DIR) && pwd -P`',

         # Uses Android's crash report system

         'linux_breakpad%': 0,

         # Always uses openssl.

         'use_openssl%': 1,

         'proprietary_codecs%': '<(proprietary_codecs)',

         'enable_task_manager%': 0,

         'safe_browsing%': 0,

         'configuration_policy%': 0,

         'input_speech%': 0,

         'enable_web_intents%': 0,

         'enable_automation%': 0,

         'java_bridge%': 1,

         'build_ffmpegsumo%': 0,

         'linux_use_tcmalloc%': 0,

         # Disable Native Client.

         'disable_nacl%': 1,

         # Android does not support background apps.

         'enable_background%': 0,

         # Sessions are store separately in the Java side.

         'enable_session_service%': 0,

         # Set to 1 once we have a notification system for Android.

         # http://crbug.com/115320

         'notifications%': 0,

         'p2p_apis%' : 0,

         # TODO(jrg): when 'gtest_target_type'=='shared_library' and

         # OS==android, make all gtest_targets depend on

         # testing/android/native_test.gyp:native_test_apk.

         'gtest_target_type%': 'shared_library',

         # Uses system APIs for decoding audio and video.

         'use_libffmpeg%': '0',

         # Always use the chromium skia. The use_system_harfbuzz needs to

         # match use_system_skia.

         'use_system_skia%': '0',

         'use_system_harfbuzz%': '0',

         # Configure crash reporting and build options based on release type.

         'conditions': [

           ['buildtype=="Official"', {

             # Only report crash dumps for Official builds.

             'linux_breakpad%': 1,

           }, {

             'linux_breakpad%': 0,

           }],

         ],

         # When building as part of the Android system, use system libraries

         # where possible to reduce ROM size.

         # TODO(steveblock): Investigate using the system version of sqlite.

         'use_system_sqlite%': 0,  # '<(android_build_type)',

         'use_system_expat%': '<(android_build_type)',

         'use_system_icu%': '<(android_build_type)',

         'use_system_stlport%': '<(android_build_type)',

         # Copy it out one scope.

         'android_build_type%': '<(android_build_type)',

       }],  # OS=="android"

       ['OS=="mac"', {

         'variables': {

           # Mac OS X SDK and deployment target support.  The SDK identifies

           # the version of the system headers that will be used, and

           # corresponds to the MAC_OS_X_VERSION_MAX_ALLOWED compile-time

           # macro.  "Maximum allowed" refers to the operating system version

           # whose APIs are available in the headers.  The deployment target

           # identifies the minimum system version that the built products are

           # expected to function on.  It corresponds to the

           # MAC_OS_X_VERSION_MIN_REQUIRED compile-time macro.  To ensure these

           # macros are available, #include <AvailabilityMacros.h>.  Additional

           # documentation on these macros is available at

           # http://developer.apple.com/mac/library/technotes/tn2002/tn2064.html#SECTION3

           # Chrome normally builds with the Mac OS X 10.6 SDK and sets the

           # deployment target to 10.6.  Other projects, such as O3D, may

           # override these defaults.

           # Normally, mac_sdk_min is used to find an SDK that Xcode knows

           # about that is at least the specified version. In official builds,

           # the SDK must match mac_sdk_min exactly. If the SDK is installed

           # someplace that Xcode doesn't know about, set mac_sdk_path to the

           # path to the SDK; when set to a non-empty string, SDK detection

           # based on mac_sdk_min will be bypassed entirely.

           'mac_sdk_min%': '10.6',

           'mac_sdk_path%': '',

           'mac_deployment_target%': '10.6',

         },

         'mac_sdk_min': '<(mac_sdk_min)',

         'mac_sdk_path': '<(mac_sdk_path)',

         'mac_deployment_target': '<(mac_deployment_target)',

         # Enable clang on mac by default!

         'clang%': 1,

         # Compile in Breakpad support by default so that it can be

         # tested, even if it is not enabled by default at runtime.

         'mac_breakpad_compiled_in%': 1,

         'conditions': [

           # mac_product_name is set to the name of the .app bundle as it should

           # appear on disk.  This duplicates data from

           # chrome/app/theme/chromium/BRANDING and

           # chrome/app/theme/google_chrome/BRANDING, but is necessary to get

           # these names into the build system.

           ['branding=="Chrome"', {

             'mac_product_name%': 'Google Chrome',

           }, { # else: branding!="Chrome"

             'mac_product_name%': 'Chromium',

           }],

           ['branding=="Chrome" and buildtype=="Official"', {

             'mac_sdk%': '<!(<(PYTHON) <(DEPTH)/build/mac/find_sdk.py --verify <(mac_sdk_min) --sdk_path=<(mac_sdk_path))',

             # Enable uploading crash dumps.

             'mac_breakpad_uploads%': 1,

             # Enable dumping symbols at build time for use by Mac Breakpad.

             'mac_breakpad%': 1,

             # Enable Keystone auto-update support.

             'mac_keystone%': 1,

           }, { # else: branding!="Chrome" or buildtype!="Official"

             'mac_sdk%': '<!(<(PYTHON) <(DEPTH)/build/mac/find_sdk.py <(mac_sdk_min))',

             'mac_breakpad_uploads%': 0,

             'mac_breakpad%': 0,

             'mac_keystone%': 0,

           }],

         ],

       }],  # OS=="mac"

       ['OS=="win"', {

         'conditions': [

           ['component=="shared_library"', {

             'win_use_allocator_shim%': 0,

           }],

           ['component=="shared_library" and "<(GENERATOR)"=="ninja"', {

             # Only enabled by default for ninja because it's buggy in VS.

             # Not enabled for component=static_library because some targets

             # are too large and the toolchain fails due to the size of the

             # .obj files.

             'incremental_chrome_dll%': 1,

           }],

           # Don't do incremental linking for large modules on 32-bit.

           ['MSVS_OS_BITS==32', {

             'msvs_large_module_debug_link_mode%': '1',  # No

           },{

             'msvs_large_module_debug_link_mode%': '2',  # Yes

           }],

           ['MSVS_VERSION=="2010e" or MSVS_VERSION=="2008e" or MSVS_VERSION=="2005e"', {

             'msvs_express%': 1,

             'secure_atl%': 0,

           },{

             'msvs_express%': 0,

             'secure_atl%': 1,

           }],

         ],

         'nacl_win64_defines': [

           # This flag is used to minimize dependencies when building

           # Native Client loader for 64-bit Windows.

           'NACL_WIN64',

         ],

       }],

       ['os_posix==1 and chromeos==0 and OS!="android"', {

         'use_cups%': 1,

       }, {

         'use_cups%': 0,

       }],

       # Native Client glibc toolchain is enabled by default except on arm.

       ['target_arch=="arm"', {

         'disable_glibc%': 1,

       }, {

         'disable_glibc%': 0,

       }],

       # Disable SSE2 when building for ARM or MIPS.

       ['target_arch=="arm" or target_arch=="mipsel"', {

         'disable_sse2%': 1,

       }, {

         'disable_sse2%': '<(disable_sse2)',

       }],

       # Set the relative path from this file to the GYP file of the JPEG

       # library used by Chromium.

       ['use_system_libjpeg==1 or use_libjpeg_turbo==0', {

         # Configuration for using the system libjeg is here.

         'libjpeg_gyp_path': '../third_party/libjpeg/libjpeg.gyp',

       }, {

         'libjpeg_gyp_path': '../third_party/libjpeg_turbo/libjpeg.gyp',

       }],

       # Options controlling the use of GConf (the classic GNOME configuration

       # system) and GIO, which contains GSettings (the new GNOME config system).

       ['chromeos==1', {

         'use_gconf%': 0,

         'use_gio%': 0,

       }, {

         'use_gconf%': 1,

         'use_gio%': 1,

       }],

       # Set up -D and -E flags passed into grit.

       ['branding=="Chrome"', {

         # TODO(mmoss) The .grd files look for _google_chrome, but for

         # consistency they should look for google_chrome_build like C++.

         'grit_defines': ['-D', '_google_chrome',

                          '-E', 'CHROMIUM_BUILD=google_chrome'],

       }, {

         'grit_defines': ['-D', '_chromium',

                          '-E', 'CHROMIUM_BUILD=chromium'],

       }],

       ['chromeos==1', {

         'grit_defines': ['-D', 'chromeos', '-D', 'scale_factors=2x'],

       }],

       ['toolkit_views==1', {

         'grit_defines': ['-D', 'toolkit_views'],

       }],

       ['use_aura==1', {

         'grit_defines': ['-D', 'use_aura'],

       }],

       ['use_ash==1', {

         'grit_defines': ['-D', 'use_ash'],

       }],

       ['use_nss==1', {

         'grit_defines': ['-D', 'use_nss'],

       }],

       ['file_manager_extension==1', {

         'grit_defines': ['-D', 'file_manager_extension'],

       }],

       ['remoting==1', {

         'grit_defines': ['-D', 'remoting'],

       }],

       ['use_titlecase_in_grd_files==1', {

         'grit_defines': ['-D', 'use_titlecase'],

       }],

       ['use_third_party_translations==1', {

         'grit_defines': ['-D', 'use_third_party_translations'],

         'locales': [

           'ast', 'bs', 'ca@valencia', 'en-AU', 'eo', 'eu', 'gl', 'hy', 'ia',

           'ka', 'ku', 'kw', 'ms', 'ug'

         ],

       }],

       ['OS=="android"', {

         'grit_defines': ['-D', 'android'],

       }],

       ['OS=="mac"', {

         'grit_defines': ['-D', 'scale_factors=2x'],

       }],

       ['OS == "ios"', {

         'grit_defines': [

           # define for iOS specific resources.

           '-D', 'ios',

           # iOS uses a whitelist to filter resources.

           '-w', '<(DEPTH)/build/ios/grit_whitelist.txt'

         ],

       }],

       ['enable_extensions==1', {

         'grit_defines': ['-D', 'enable_extensions'],

       }],

       ['enable_printing==1', {

         'grit_defines': ['-D', 'enable_printing'],

       }],

       ['enable_themes==1', {

         'grit_defines': ['-D', 'enable_themes'],

       }],

       ['use_oem_wallpaper==1', {

         'grit_defines': ['-D', 'use_oem_wallpaper'],

       }],

       ['clang_use_chrome_plugins==1 and OS!="win"', {

         'clang_chrome_plugins_flags': [

           '<!@(<(DEPTH)/tools/clang/scripts/plugin_flags.sh)'

         ],

       }],

       ['enable_web_intents_tag==1', {

         'grit_defines': ['-D', 'enable_web_intents_tag'],

       }],

       ['asan==1', {

         'clang%': 1,

       }],

       ['asan==1 and OS=="mac"', {

         # See http://crbug.com/145503.

         'component': "static_library",

       }],

       ['tsan==1', {

         'clang%': 1,

       }],

       ['OS=="linux" and clang_type_profiler==1', {

         'clang%': 1,

         'clang_use_chrome_plugins%': 0,

         'make_clang_dir%': 'third_party/llvm-allocated-type/Linux_x64',

       }],

       # On valgrind bots, override the optimizer settings so we don't inline too

       # much and make the stacks harder to figure out.

       #

       # TODO(rnk): Kill off variables that no one else uses and just implement

       # them under a build_for_tool== condition.

       ['build_for_tool=="memcheck" or build_for_tool=="tsan"', {

         # gcc flags

         'mac_debug_optimization': '1',

         'mac_release_optimization': '1',

         'release_optimize': '1',

         'no_gc_sections': 1,

         'debug_extra_cflags': '-g -fno-inline -fno-omit-frame-pointer '

                               '-fno-builtin -fno-optimize-sibling-calls',

         'release_extra_cflags': '-g -fno-inline -fno-omit-frame-pointer '

                                 '-fno-builtin -fno-optimize-sibling-calls',

         # MSVS flags for TSan on Pin and Windows.

         'win_debug_RuntimeChecks': '0',

         'win_debug_disable_iterator_debugging': '1',

         'win_debug_Optimization': '1',

         'win_debug_InlineFunctionExpansion': '0',

         'win_release_InlineFunctionExpansion': '0',

         'win_release_OmitFramePointers': '0',

         'linux_use_tcmalloc': 1,

         'release_valgrind_build': 1,

         'werror': '',

         'component': 'static_library',

         'use_system_zlib': 0,

       }],

       # Build tweaks for DrMemory.

       # TODO(rnk): Combine with tsan config to share the builder.

       # http://crbug.com/108155

       ['build_for_tool=="drmemory"', {

         # These runtime checks force initialization of stack vars which blocks

         # DrMemory's uninit detection.

         'win_debug_RuntimeChecks': '0',

         # Iterator debugging is slow.

         'win_debug_disable_iterator_debugging': '1',

         # Try to disable optimizations that mess up stacks in a release build.

         'win_release_InlineFunctionExpansion': '0',

         'win_release_OmitFramePointers': '0',

         # Ditto for debug, to support bumping win_debug_Optimization.

         'win_debug_InlineFunctionExpansion': 0,

         'win_debug_OmitFramePointers': 0,

         # Keep the code under #ifndef NVALGRIND.

         'release_valgrind_build': 1,

       }],

     ],

     # List of default apps to install in new profiles.  The first list contains

     # the source files as found in svn.  The second list, used only for linux,

     # contains the destination location for each of the files.  When a crx

     # is added or removed from the list, the chrome/browser/resources/

     # default_apps/external_extensions.json file must also be updated.

     'default_apps_list': [

       'browser/resources/default_apps/external_extensions.json',

       'browser/resources/default_apps/gmail.crx',

       'browser/resources/default_apps/search.crx',

       'browser/resources/default_apps/youtube.crx',

       'browser/resources/default_apps/drive.crx',

       'browser/resources/default_apps/docs.crx',

     ],

     'default_apps_list_linux_dest': [

       '<(PRODUCT_DIR)/default_apps/external_extensions.json',

       '<(PRODUCT_DIR)/default_apps/gmail.crx',

       '<(PRODUCT_DIR)/default_apps/search.crx',

       '<(PRODUCT_DIR)/default_apps/youtube.crx',

       '<(PRODUCT_DIR)/default_apps/drive.crx',

       '<(PRODUCT_DIR)/default_apps/docs.crx',

     ],

   },

   'target_defaults': {

     'variables': {

       # The condition that operates on chromium_code is in a target_conditions

       # section, and will not have access to the default fallback value of

       # chromium_code at the top of this file, or to the chromium_code

       # variable placed at the root variables scope of .gyp files, because

       # those variables are not set at target scope.  As a workaround,

       # if chromium_code is not set at target scope, define it in target scope

       # to contain whatever value it has during early variable expansion.

       # That's enough to make it available during target conditional

       # processing.

       'chromium_code%': '<(chromium_code)',

       # See http://msdn.microsoft.com/en-us/library/aa652360(VS.71).aspx

       'win_release_Optimization%': '2', # 2 = /Os

       'win_debug_Optimization%': '0',   # 0 = /Od

       # See http://msdn.microsoft.com/en-us/library/2kxx5t2c(v=vs.80).aspx

       # Tri-state: blank is default, 1 on, 0 off

       'win_release_OmitFramePointers%': '0',

       # Tri-state: blank is default, 1 on, 0 off

       'win_debug_OmitFramePointers%': '',

       # See http://msdn.microsoft.com/en-us/library/8wtf2dfz(VS.71).aspx

       'win_debug_RuntimeChecks%': '3',    # 3 = all checks enabled, 0 = off

       # See http://msdn.microsoft.com/en-us/library/47238hez(VS.71).aspx

       'win_debug_InlineFunctionExpansion%': '',    # empty = default, 0 = off,

       'win_release_InlineFunctionExpansion%': '2', # 1 = only __inline, 2 = max

       # VS inserts quite a lot of extra checks to algorithms like

       # std::partial_sort in Debug build which make them O(N^2)

       # instead of O(N*logN). This is particularly slow under memory

       # tools like ThreadSanitizer so we want it to be disablable.

       # See http://msdn.microsoft.com/en-us/library/aa985982(v=VS.80).aspx

       'win_debug_disable_iterator_debugging%': '0',

       'release_extra_cflags%': '',

       'debug_extra_cflags%': '',

       'release_valgrind_build%': '<(release_valgrind_build)',

       # the non-qualified versions are widely assumed to be *nix-only

       'win_release_extra_cflags%': '',

       'win_debug_extra_cflags%': '',

       # TODO(thakis): Make this a blacklist instead, http://crbug.com/101600

       'enable_wexit_time_destructors%': '<(enable_wexit_time_destructors)',

       # Only used by Windows build for now.  Can be used to build into a

       # differet output directory, e.g., a build_dir_prefix of VS2010_ would

       # output files in src/build/VS2010_{Debug,Release}.

       'build_dir_prefix%': '',

       # Targets are by default not nacl untrusted code.

       'nacl_untrusted_build%': 0,

       'conditions': [

         ['OS=="win" and component=="shared_library"', {

           # See http://msdn.microsoft.com/en-us/library/aa652367.aspx

           'win_release_RuntimeLibrary%': '2', # 2 = /MD (nondebug DLL)

           'win_debug_RuntimeLibrary%': '3',   # 3 = /MDd (debug DLL)

         }, {

           # See http://msdn.microsoft.com/en-us/library/aa652367.aspx

           'win_release_RuntimeLibrary%': '0', # 0 = /MT (nondebug static)

           'win_debug_RuntimeLibrary%': '1',   # 1 = /MTd (debug static)

         }],

         ['OS=="ios"', {

           # See http://gcc.gnu.org/onlinedocs/gcc-4.4.2/gcc/Optimize-Options.html

           'mac_release_optimization%': 's', # Use -Os unless overridden

           'mac_debug_optimization%': '0',   # Use -O0 unless overridden

         }, {

           # See http://gcc.gnu.org/onlinedocs/gcc-4.4.2/gcc/Optimize-Options.html

           'mac_release_optimization%': '3', # Use -O3 unless overridden

           'mac_debug_optimization%': '0',   # Use -O0 unless overridden

         }],

       ],

     },

     'conditions': [

       ['OS=="linux" and linux_use_tcmalloc==1 and clang_type_profiler==1', {

         'cflags_cc!': ['-fno-rtti'],

         'cflags_cc+': [

           '-frtti',

           '-gline-tables-only',

           '-fintercept-allocation-functions',

         ],

         'defines': ['TYPE_PROFILING'],

         'dependencies': [

           '<(DEPTH)/base/allocator/allocator.gyp:type_profiler',

         ],

       }],

       ['OS=="win" and "<(msbuild_toolset)"!=""', {

         'msbuild_toolset': '<(msbuild_toolset)',

       }],

       ['branding=="Chrome"', {

         'defines': ['GOOGLE_CHROME_BUILD'],

       }, {  # else: branding!="Chrome"

         'defines': ['CHROMIUM_BUILD'],

       }],

       ['OS=="mac" and component=="shared_library"', {

         'xcode_settings': {

           'DYLIB_INSTALL_NAME_BASE': '@rpath',

           'LD_RUNPATH_SEARCH_PATHS': [

             # For unbundled binaries.

             '@loader_path/.',

             # For bundled binaries, to get back from Binary.app/Contents/MacOS.

             '@loader_path/../../..',

           ],

         },

       }],

       ['branding=="Chrome" and (OS=="win" or OS=="mac")', {

         'defines': ['ENABLE_RLZ'],

       }],

       ['component=="shared_library"', {

         'defines': ['COMPONENT_BUILD'],

       }],

       ['toolkit_views==1', {

         'defines': ['TOOLKIT_VIEWS=1'],

       }],

       ['ui_compositor_image_transport==1', {

         'defines': ['UI_COMPOSITOR_IMAGE_TRANSPORT'],

       }],

       ['use_aura==1', {

         'defines': ['USE_AURA=1'],

       }],

       ['use_ash==1', {

         'defines': ['USE_ASH=1'],

       }],

       ['use_libjpeg_turbo==1', {

         'defines': ['USE_LIBJPEG_TURBO=1'],

       }],

       ['use_nss==1', {

         'defines': ['USE_NSS=1'],

       }],

       ['enable_one_click_signin==1', {

         'defines': ['ENABLE_ONE_CLICK_SIGNIN'],

       }],

       ['toolkit_uses_gtk==1 and toolkit_views==0', {

         # TODO(erg): We are progressively sealing up use of deprecated features

         # in gtk in preparation for an eventual porting to gtk3.

         'defines': ['GTK_DISABLE_SINGLE_INCLUDES=1'],

       }],

       ['chromeos==1', {

         'defines': ['OS_CHROMEOS=1'],

       }],

       ['use_xi2_mt!=0', {

         'defines': ['USE_XI2_MT=<(use_xi2_mt)'],

       }],

       ['file_manager_extension==1', {

         'defines': ['FILE_MANAGER_EXTENSION=1'],

       }],

       ['profiling==1', {

         'defines': ['ENABLE_PROFILING=1'],

       }],

       ['OS=="linux" and glibcxx_debug==1', {

         'defines': ['_GLIBCXX_DEBUG=1',],

         'cflags_cc!': ['-fno-rtti'],

         'cflags_cc+': ['-frtti', '-g'],

       }],

       ['OS=="linux"', {

         # we need lrint(), which is ISOC99, and Xcode

 	# already forces -std=c99 for mac below

         'defines': ['_ISOC99_SOURCE=1'],

       }],

       ['remoting==1', {

         'defines': ['ENABLE_REMOTING=1'],

       }],

       ['enable_webrtc==1', {

         'defines': ['ENABLE_WEBRTC=1'],

       }],

       ['proprietary_codecs==1', {

         'defines': ['USE_PROPRIETARY_CODECS'],

       }],

       ['enable_pepper_threading==1', {

         'defines': ['ENABLE_PEPPER_THREADING'],

       }],

       ['enable_viewport==1', {

         'defines': ['ENABLE_VIEWPORT'],

       }],

       ['configuration_policy==1', {

         'defines': ['ENABLE_CONFIGURATION_POLICY'],

       }],

       ['input_speech==1', {

         'defines': ['ENABLE_INPUT_SPEECH'],

       }],

       ['notifications==1', {

         'defines': ['ENABLE_NOTIFICATIONS'],

       }],

       ['enable_hidpi==1', {

         'defines': ['ENABLE_HIDPI=1'],

       }],

       ['fastbuild!=0', {

         'conditions': [

           # For Windows and Mac, we don't genererate debug information.

           ['OS=="win" or OS=="mac"', {

             'msvs_settings': {

               'VCLinkerTool': {

                 'GenerateDebugInformation': 'false',

               },

               'VCCLCompilerTool': {

                 'DebugInformationFormat': '0',

               }

             },

             'xcode_settings': {

               'GCC_GENERATE_DEBUGGING_SYMBOLS': 'NO',

             },

           }, { # else: OS != "win", generate less debug information.

             'variables': {

               'debug_extra_cflags': '-g1',

             },

           }],

           # Clang creates chubby debug information, which makes linking very

           # slow. For now, don't create debug information with clang.  See

           # http://crbug.com/70000

           ['(OS=="linux" or OS=="android") and clang==1', {

             'variables': {

               'debug_extra_cflags': '-g0',

             },

           }],

         ],  # conditions for fastbuild.

       }],  # fastbuild!=0

       ['dcheck_always_on!=0', {

         'defines': ['DCHECK_ALWAYS_ON=1'],

       }],  # dcheck_always_on!=0

       ['selinux==1', {

         'defines': ['CHROMIUM_SELINUX=1'],

       }],

       ['win_use_allocator_shim==0', {

         'conditions': [

           ['OS=="win"', {

             'defines': ['NO_TCMALLOC'],

           }],

         ],

       }],

       ['enable_gpu==1', {

         'defines': [

           'ENABLE_GPU=1',

         ],

       }],

       ['use_openssl==1', {

         'defines': [

           'USE_OPENSSL=1',

         ],

       }],

       ['enable_eglimage==1', {

         'defines': [

           'ENABLE_EGLIMAGE=1',

         ],

       }],

       ['use_skia==1', {

         'defines': [

           'USE_SKIA=1',

         ],

       }],

       ['coverage!=0', {

         'conditions': [

           ['OS=="mac" or OS=="ios"', {

             'xcode_settings': {

               'GCC_INSTRUMENT_PROGRAM_FLOW_ARCS': 'YES',  # -fprofile-arcs

               'GCC_GENERATE_TEST_COVERAGE_FILES': 'YES',  # -ftest-coverage

             },

           }],

           ['OS=="mac"', {

             # Add -lgcov for types executable, shared_library, and

             # loadable_module; not for static_library.

             # This is a delayed conditional.

             'target_conditions': [

               ['_type!="static_library"', {

                 'xcode_settings': { 'OTHER_LDFLAGS': [ '-lgcov' ] },

               }],

             ],

           }],

           ['OS=="linux" or OS=="android"', {

             'cflags': [ '-ftest-coverage',

                         '-fprofile-arcs' ],

             'link_settings': { 'libraries': [ '-lgcov' ] },

           }],

           # Finally, for Windows, we simply turn on profiling.

           ['OS=="win"', {

             'msvs_settings': {

               'VCLinkerTool': {

                 'Profile': 'true',

               },

               'VCCLCompilerTool': {

                 # /Z7, not /Zi, so coverage is happyb

                 'DebugInformationFormat': '1',

                 'AdditionalOptions': ['/Yd'],

               }

             }

          }],  # OS==win

         ],  # conditions for coverage

       }],  # coverage!=0

       ['OS=="win"', {

         'defines': [

           '__STD_C',

           '_CRT_SECURE_NO_DEPRECATE',

           '_SCL_SECURE_NO_DEPRECATE',

         ],

         'include_dirs': [

           '<(DEPTH)/third_party/wtl/include',

         ],

         'conditions': [

           ['win_z7!=0', {

             'msvs_settings': {

               # Generates debug info when win_z7=1

               # even if fastbuild=1 (that makes GenerateDebugInformation false).

               'VCLinkerTool': {

                 'GenerateDebugInformation': 'true',

               },

               'VCCLCompilerTool': {

                 'DebugInformationFormat': '1',

               }

             }

           }],

         ],  # win_z7!=0

       }],  # OS==win

       ['enable_task_manager==1', {

         'defines': [

           'ENABLE_TASK_MANAGER=1',

         ],

       }],

       ['enable_web_intents==1', {

         'defines': [

           'ENABLE_WEB_INTENTS=1',

         ],

       }],

       ['enable_extensions==1', {

         'defines': [

           'ENABLE_EXTENSIONS=1',

         ],

       }],

       ['OS=="win" and branding=="Chrome"', {

         'defines': ['ENABLE_SWIFTSHADER'],

       }],

       ['enable_dart==1', {

         'defines': ['WEBKIT_USING_DART=1'],

       }],

       ['enable_plugin_installation==1', {

         'defines': ['ENABLE_PLUGIN_INSTALLATION=1'],

       }],

       ['enable_protector_service==1', {

         'defines': ['ENABLE_PROTECTOR_SERVICE=1'],

       }],

       ['enable_session_service==1', {

         'defines': ['ENABLE_SESSION_SERVICE=1'],

       }],

       ['enable_themes==1', {

         'defines': ['ENABLE_THEMES=1'],

       }],

       ['enable_background==1', {

         'defines': ['ENABLE_BACKGROUND=1'],

       }],

       ['enable_automation==1', {

         'defines': ['ENABLE_AUTOMATION=1'],

       }],

       ['enable_printing==1', {

         'defines': ['ENABLE_PRINTING=1'],

       }],

       ['enable_captive_portal_detection==1', {

         'defines': ['ENABLE_CAPTIVE_PORTAL_DETECTION=1'],

       }],

       ['disable_ftp_support==1', {

         'defines': ['DISABLE_FTP_SUPPORT=1'],

       }],

     ],  # conditions for 'target_defaults'

     'target_conditions': [

       ['enable_wexit_time_destructors==1', {

         'conditions': [

           [ 'clang==1', {

             'cflags': [

               '-Wexit-time-destructors',

             ],

             'xcode_settings': {

               'WARNING_CFLAGS': [

                 '-Wexit-time-destructors',

               ],

             },

           }],

         ],

       }],

       ['chromium_code==0', {

         'conditions': [

           [ 'os_posix==1 and OS!="mac" and OS!="ios"', {

             # We don't want to get warnings from third-party code,

             # so remove any existing warning-enabling flags like -Wall.

             'cflags!': [

               '-Wall',

               '-Wextra',

             ],

             'cflags_cc': [

               # Don't warn about hash_map in third-party code.

               '-Wno-deprecated',

             ],

             'cflags': [

               # Don't warn about printf format problems.

               # This is off by default in gcc but on in Ubuntu's gcc(!).

               '-Wno-format',

             ],

             'cflags_cc!': [

               # TODO(fischman): remove this.

               # http://code.google.com/p/chromium/issues/detail?id=90453

               '-Wsign-compare',

             ]

           }],

           # TODO: Fix all warnings on chromeos too.

           [ 'os_posix==1 and OS!="mac" and OS!="ios" and (clang!=1 or chromeos==1)', {

             'cflags!': [

               '-Werror',

             ],

           }],

           [ 'os_posix==1 and os_bsd!=1 and OS!="mac" and OS!="android"', {

             'cflags': [

               # Don't warn about ignoring the return value from e.g. close().

               # This is off by default in some gccs but on by default in others.

               # BSD systems do not support this option, since they are usually

               # using gcc 4.2.1, which does not have this flag yet.

               '-Wno-unused-result',

             ],

           }],

           [ 'OS=="win"', {

             'defines': [

               '_CRT_SECURE_NO_DEPRECATE',

               '_CRT_NONSTDC_NO_WARNINGS',

               '_CRT_NONSTDC_NO_DEPRECATE',

               '_SCL_SECURE_NO_DEPRECATE',

             ],

             'msvs_disabled_warnings': [4800],

             'msvs_settings': {

               'VCCLCompilerTool': {

                 'WarningLevel': '3',

                 'WarnAsError': '<(win_third_party_warn_as_error)',

                 'Detect64BitPortabilityProblems': 'false',

               },

             },

             'conditions': [

               ['buildtype=="Official"', {

                 'msvs_settings': {

                   'VCCLCompilerTool': { 'WarnAsError': 'false' },

                 }

               }],

             ],

           }],

           # TODO(darin): Unfortunately, some third_party code depends on base/

           [ 'OS=="win" and component=="shared_library"', {

             'msvs_disabled_warnings': [

               4251,  # class 'std::xx' needs to have dll-interface.

             ],

           }],

           [ 'OS=="mac" or OS=="ios"', {

             'xcode_settings': {

               'WARNING_CFLAGS!': ['-Wall', '-Wextra'],

             },

             'conditions': [

               ['buildtype=="Official"', {

                 'xcode_settings': {

                   'GCC_TREAT_WARNINGS_AS_ERRORS': 'NO',    # -Werror

                 },

               }],

             ],

           }],

           [ 'OS=="ios"', {

             'xcode_settings': {

               # TODO(ios): Fix remaining warnings in third-party code, then

               # remove this; the Mac cleanup didn't get everything that's

               # flagged in an iOS build.

               'GCC_TREAT_WARNINGS_AS_ERRORS': 'NO',

               'RUN_CLANG_STATIC_ANALYZER': 'NO',

             },

           }],

         ],

       }, {

         'includes': [

            # Rules for excluding e.g. foo_win.cc from the build on non-Windows.

           'filename_rules.gypi',

         ],

         # In Chromium code, we define __STDC_FORMAT_MACROS in order to get the

         # C99 macros on Mac and Linux.

         'defines': [

           '__STDC_FORMAT_MACROS',

         ],

         'conditions': [

           ['OS=="win"', {

             # turn on warnings for signed/unsigned mismatch on chromium code.

             'msvs_settings': {

               'VCCLCompilerTool': {

                 'AdditionalOptions': ['/we4389'],

               },

             },

           }],

           ['OS=="win" and component=="shared_library"', {

             'msvs_disabled_warnings': [

               4251,  # class 'std::xx' needs to have dll-interface.

             ],

           }],

         ],

       }],

     ],  # target_conditions for 'target_defaults'

     'default_configuration': 'Debug',

     'configurations': {

       # VCLinkerTool LinkIncremental values below:

       #   0 == default

       #   1 == /INCREMENTAL:NO

       #   2 == /INCREMENTAL

       # Debug links incremental, Release does not.

       #

       # Abstract base configurations to cover common attributes.

       #

       'Common_Base': {

         'abstract': 1,

         'msvs_configuration_attributes': {

           'OutputDirectory': '<(DEPTH)\\build\\<(build_dir_prefix)$(ConfigurationName)',

           'IntermediateDirectory': '$(OutDir)\\obj\\$(ProjectName)',

           'CharacterSet': '1',

         },

       },

       'x86_Base': {

         'abstract': 1,

         'msvs_settings': {

           'VCLinkerTool': {

             'TargetMachine': '1',

           },

         },

         'msvs_configuration_platform': 'Win32',

       },

       'x64_Base': {

         'abstract': 1,

         'msvs_configuration_platform': 'x64',

         'msvs_settings': {

           'VCLinkerTool': {

             'TargetMachine': '17', # x86 - 64

             'AdditionalLibraryDirectories!':

               ['<(windows_sdk_path)/Lib/win8/um/x86'],

             'AdditionalLibraryDirectories':

               ['<(windows_sdk_path)/Lib/win8/um/x64'],

           },

           'VCLibrarianTool': {

             'AdditionalLibraryDirectories!':

               ['<(windows_sdk_path)/Lib/win8/um/x86'],

             'AdditionalLibraryDirectories':

               ['<(windows_sdk_path)/Lib/win8/um/x64'],

           },

         },

         'defines': [

           # Not sure if tcmalloc works on 64-bit Windows.

           'NO_TCMALLOC',

         ],

       },

       'Debug_Base': {

         'abstract': 1,

         'defines': [

           'DYNAMIC_ANNOTATIONS_ENABLED=1',

           'WTF_USE_DYNAMIC_ANNOTATIONS=1',

         ],

         'xcode_settings': {

           'COPY_PHASE_STRIP': 'NO',

           'GCC_OPTIMIZATION_LEVEL': '<(mac_debug_optimization)',

           'OTHER_CFLAGS': [

             '<@(debug_extra_cflags)',

           ],

         },

         'msvs_settings': {

           'VCCLCompilerTool': {

             'Optimization': '<(win_debug_Optimization)',

             'PreprocessorDefinitions': ['_DEBUG'],

             'BasicRuntimeChecks': '<(win_debug_RuntimeChecks)',

             'RuntimeLibrary': '<(win_debug_RuntimeLibrary)',

             'conditions': [

               # According to MSVS, InlineFunctionExpansion=0 means

               # "default inlining", not "/Ob0".

               # Thus, we have to handle InlineFunctionExpansion==0 separately.

               ['win_debug_InlineFunctionExpansion==0', {

                 'AdditionalOptions': ['/Ob0'],

               }],

               ['win_debug_InlineFunctionExpansion!=""', {

                 'InlineFunctionExpansion':

                   '<(win_debug_InlineFunctionExpansion)',

               }],

               ['win_debug_disable_iterator_debugging==1', {

                 'PreprocessorDefinitions': ['_HAS_ITERATOR_DEBUGGING=0'],

               }],

               # if win_debug_OmitFramePointers is blank, leave as default

               ['win_debug_OmitFramePointers==1', {

                 'OmitFramePointers': 'true',

               }],

               ['win_debug_OmitFramePointers==0', {

                 'OmitFramePointers': 'false',

                 # The above is not sufficient (http://crbug.com/106711): it

                 # simply eliminates an explicit "/Oy", but both /O2 and /Ox

                 # perform FPO regardless, so we must explicitly disable.

                 # We still want the false setting above to avoid having

                 # "/Oy /Oy-" and warnings about overriding.

                 'AdditionalOptions': ['/Oy-'],

               }],

             ],

             'AdditionalOptions': [ '<@(win_debug_extra_cflags)', ],

           },

           'VCLinkerTool': {

             'LinkIncremental': '<(msvs_debug_link_incremental)',

             # ASLR makes debugging with windbg difficult because Chrome.exe and

             # Chrome.dll share the same base name. As result, windbg will

             # name the Chrome.dll module like chrome_<base address>, where

             # <base address> typically changes with each launch. This in turn

             # means that breakpoints in Chrome.dll don't stick from one launch

             # to the next. For this reason, we turn ASLR off in debug builds.

             # Note that this is a three-way bool, where 0 means to pick up

             # the default setting, 1 is off and 2 is on.

             'RandomizedBaseAddress': 1,

           },

           'VCResourceCompilerTool': {

             'PreprocessorDefinitions': ['_DEBUG'],

           },

         },

         'conditions': [

           ['OS=="linux" or OS=="android"', {

             'target_conditions': [

               ['_toolset=="target"', {

                 'cflags': [

                   '<@(debug_extra_cflags)',

                 ],

               }],

             ],

           }],

           # Disabled on iOS because it was causing a crash on startup.

           # TODO(michelea): investigate, create a reduced test and possibly

           # submit a radar.

           ['release_valgrind_build==0 and OS!="ios"', {

             'xcode_settings': {

               'OTHER_CFLAGS': [

                 '-fstack-protector-all',  # Implies -fstack-protector

               ],

             },

           }],

         ],

       },

       'Release_Base': {

         'abstract': 1,

         'defines': [

           'NDEBUG',

         ],

         'xcode_settings': {

           'DEAD_CODE_STRIPPING': 'YES',  # -Wl,-dead_strip

           'GCC_OPTIMIZATION_LEVEL': '<(mac_release_optimization)',

           'OTHER_CFLAGS': [ '<@(release_extra_cflags)', ],

         },

         'msvs_settings': {

           'VCCLCompilerTool': {

             'RuntimeLibrary': '<(win_release_RuntimeLibrary)',

             'conditions': [

               # In official builds, each target will self-select

               # an optimization level.

               ['buildtype!="Official"', {

                   'Optimization': '<(win_release_Optimization)',

                 },

               ],

               # According to MSVS, InlineFunctionExpansion=0 means

               # "default inlining", not "/Ob0".

               # Thus, we have to handle InlineFunctionExpansion==0 separately.

               ['win_release_InlineFunctionExpansion==0', {

                 'AdditionalOptions': ['/Ob0'],

               }],

               ['win_release_InlineFunctionExpansion!=""', {

                 'InlineFunctionExpansion':

                   '<(win_release_InlineFunctionExpansion)',

               }],

               # if win_release_OmitFramePointers is blank, leave as default

               ['win_release_OmitFramePointers==1', {

                 'OmitFramePointers': 'true',

               }],

               ['win_release_OmitFramePointers==0', {

                 'OmitFramePointers': 'false',

                 # The above is not sufficient (http://crbug.com/106711): it

                 # simply eliminates an explicit "/Oy", but both /O2 and /Ox

                 # perform FPO regardless, so we must explicitly disable.

                 # We still want the false setting above to avoid having

                 # "/Oy /Oy-" and warnings about overriding.

                 'AdditionalOptions': ['/Oy-'],

               }],

             ],

             'AdditionalOptions': [ '<@(win_release_extra_cflags)', ],

           },

           'VCLinkerTool': {

             # LinkIncremental is a tri-state boolean, where 0 means default

             # (i.e., inherit from parent solution), 1 means false, and

             # 2 means true.

             'LinkIncremental': '1',

             # This corresponds to the /PROFILE flag which ensures the PDB

             # file contains FIXUP information (growing the PDB file by about

             # 5%) but does not otherwise alter the output binary. This

             # information is used by the Syzygy optimization tool when

             # decomposing the release image.

             'Profile': 'true',

           },

         },

         'conditions': [

           ['msvs_use_common_release', {

             'includes': ['release.gypi'],

           }],

           ['release_valgrind_build==0', {

             'defines': [

               'NVALGRIND',

               'DYNAMIC_ANNOTATIONS_ENABLED=0',

             ],

           }, {

             'defines': [

               'DYNAMIC_ANNOTATIONS_ENABLED=1',

               'WTF_USE_DYNAMIC_ANNOTATIONS=1',

             ],

           }],

           ['win_use_allocator_shim==0', {

             'defines': ['NO_TCMALLOC'],

           }],

           ['OS=="linux"', {

             'target_conditions': [

               ['_toolset=="target"', {

                 'cflags': [

                   '<@(release_extra_cflags)',

                 ],

               }],

             ],

           }],

         ],

       },

       #

       # Concrete configurations

       #

       'Debug': {

         'inherit_from': ['Common_Base', 'x86_Base', 'Debug_Base'],

       },

       'Release': {

         'inherit_from': ['Common_Base', 'x86_Base', 'Release_Base'],

       },

       'conditions': [

         [ 'OS=="win"', {

           # TODO(bradnelson): add a gyp mechanism to make this more graceful.

           'Debug_x64': {

             'inherit_from': ['Common_Base', 'x64_Base', 'Debug_Base'],

           },

           'Release_x64': {

             'inherit_from': ['Common_Base', 'x64_Base', 'Release_Base'],

           },

         }],

       ],

     },

   },

   'conditions': [

     ['os_posix==1 and OS!="mac" and OS!="ios"', {

       'target_defaults': {

         # Enable -Werror by default, but put it in a variable so it can

         # be disabled in ~/.gyp/include.gypi on the valgrind builders.

         'variables': {

           'werror%': '-Werror',

           'libraries_for_target%': '',

         },

         'defines': [

           '_FILE_OFFSET_BITS=64',

         ],

         'cflags': [

           '<(werror)',  # See note above about the werror variable.

           '-pthread',

           '-fno-exceptions',

           '-fno-strict-aliasing',  # See http://crbug.com/32204

           '-Wall',

           # TODO(evan): turn this back on once all the builds work.

           # '-Wextra',

           # Don't warn about unused function params.  We use those everywhere.

           '-Wno-unused-parameter',

           # Don't warn about the "struct foo f = {0};" initialization pattern.

           '-Wno-missing-field-initializers',

           # Don't export any symbols (for example, to plugins we dlopen()).

           # Note: this is *required* to make some plugins work.

           '-fvisibility=hidden',

           '-pipe',

         ],

         'cflags_cc': [

           '-fno-rtti',

           '-fno-threadsafe-statics',

           # Make inline functions have hidden visiblity by default.

           # Surprisingly, not covered by -fvisibility=hidden.

           '-fvisibility-inlines-hidden',

           # GCC turns on -Wsign-compare for C++ under -Wall, but clang doesn't,

           # so we specify it explicitly.

           # TODO(fischman): remove this if http://llvm.org/PR10448 obsoletes it.

           # http://code.google.com/p/chromium/issues/detail?id=90453

           '-Wsign-compare',

         ],

         'ldflags': [

           '-pthread', '-Wl,-z,noexecstack',

         ],

         'libraries' : [

           '<(libraries_for_target)',

         ],

         'configurations': {

           'Debug_Base': {

             'variables': {

               'debug_optimize%': '0',

             },

             'defines': [

               '_DEBUG',

             ],

             'cflags': [

               '-O>(debug_optimize)',

               '-g',

             ],

             'conditions' : [

               ['OS=="android" and android_full_debug==0', {

                 # Some configurations are copied from Release_Base to reduce

                 # the binary size.

                 'variables': {

                   'debug_optimize%': 's',

                 },

                 'cflags': [

                   '-fomit-frame-pointer',

                   '-fdata-sections',

                   '-ffunction-sections',

                 ],

                 'ldflags': [

                   '-Wl,-O1',

                   '-Wl,--as-needed',

                   '-Wl,--gc-sections',

                 ],

               }],

             ],

           },

           'Release_Base': {

             'variables': {

               'release_optimize%': '2',

               # Binaries become big and gold is unable to perform GC

               # and remove unused sections for some of test targets

               # on 32 bit platform.

               # (This is currently observed only in chromeos valgrind bots)

               # The following flag is to disable --gc-sections linker

               # option for these bots.

               'no_gc_sections%': 0,

               # TODO(bradnelson): reexamine how this is done if we change the

               # expansion of configurations

               'release_valgrind_build%': 0,

             },

             'cflags': [

               '-O<(release_optimize)',

               # Don't emit the GCC version ident directives, they just end up

               # in the .comment section taking up binary size.

               '-fno-ident',

               # Put data and code in their own sections, so that unused symbols

               # can be removed at link time with --gc-sections.

               '-fdata-sections',

               '-ffunction-sections',

             ],

             'ldflags': [

               # Specifically tell the linker to perform optimizations.

               # See http://lwn.net/Articles/192624/ .

               '-Wl,-O1',

               '-Wl,--as-needed',

             ],

             'conditions' : [

               ['no_gc_sections==0', {

                 'ldflags': [

                   '-Wl,--gc-sections',

                 ],

               }],

               ['OS=="android"', {

                 'variables': {

                   'release_optimize%': 's',

                 },

                 'cflags': [

                   '-fomit-frame-pointer',

                 ],

               }],

               ['clang==1', {

                 'cflags!': [

                   '-fno-ident',

                 ],

               }],

               ['profiling==1', {

                 'cflags': [

                   '-fno-omit-frame-pointer',

                   '-g',

                 ],

               }],

             ],

           },

         },

         'variants': {

           'coverage': {

             'cflags': ['-fprofile-arcs', '-ftest-coverage'],

             'ldflags': ['-fprofile-arcs'],

           },

           'profile': {

             'cflags': ['-pg', '-g'],

             'ldflags': ['-pg'],

           },

           'symbols': {

             'cflags': ['-g'],

           },

         },

         'conditions': [

           ['target_arch=="ia32"', {

             'target_conditions': [

               ['_toolset=="target"', {

                 'asflags': [

                   # Needed so that libs with .s files (e.g. libicudata.a)

                   # are compatible with the general 32-bit-ness.

                   '-32',

                 ],

                 # All floating-point computations on x87 happens in 80-bit

                 # precision.  Because the C and C++ language standards allow

                 # the compiler to keep the floating-point values in higher

                 # precision than what's specified in the source and doing so

                 # is more efficient than constantly rounding up to 64-bit or

                 # 32-bit precision as specified in the source, the compiler,

                 # especially in the optimized mode, tries very hard to keep

                 # values in x87 floating-point stack (in 80-bit precision)

                 # as long as possible. This has important side effects, that

                 # the real value used in computation may change depending on

                 # how the compiler did the optimization - that is, the value

                 # kept in 80-bit is different than the value rounded down to

                 # 64-bit or 32-bit. There are possible compiler options to

                 # make this behavior consistent (e.g. -ffloat-store would keep

                 # all floating-values in the memory, thus force them to be

                 # rounded to its original precision) but they have significant

                 # runtime performance penalty.

                 #

                 # -mfpmath=sse -msse2 makes the compiler use SSE instructions

                 # which keep floating-point values in SSE registers in its

                 # native precision (32-bit for single precision, and 64-bit

                 # for double precision values). This means the floating-point

                 # value used during computation does not change depending on

                 # how the compiler optimized the code, since the value is

                 # always kept in its specified precision.

                 'conditions': [

                   ['branding=="Chromium" and disable_sse2==0', {

                     'cflags': [

                       '-march=pentium4',

                       '-msse2',

                       '-mfpmath=sse',

                     ],

                   }],

                   # ChromeOS targets Pinetrail, which is sse3, but most of the

                   # benefit comes from sse2 so this setting allows ChromeOS

                   # to build on other CPUs.  In the future -march=atom would

                   # help but requires a newer compiler.

                   ['chromeos==1 and disable_sse2==0', {

                     'cflags': [

                       '-msse2',

                     ],

                   }],

                   # Install packages have started cropping up with

                   # different headers between the 32-bit and 64-bit

                   # versions, so we have to shadow those differences off

                   # and make sure a 32-bit-on-64-bit build picks up the

                   # right files.

                   # For android build, use NDK headers instead of host headers

                   ['host_arch!="ia32" and OS!="android"', {

                     'include_dirs+': [

                       '/usr/include32',

                     ],

                   }],

                 ],

                'target_conditions': [

                  ['_toolset=="target" and OS!="android"', {

                     # -mmmx allows mmintrin.h to be used for mmx intrinsics.

                     # video playback is mmx and sse2 optimized.

                     'cflags': [

                       '-m32',

                       '-mmmx',

                     ],

                     'ldflags': [

                       '-m32',

                     ],

                     'cflags_mozilla': [

                       '-m32',

                       '-mmmx',

                     ],

                   }],

                 ],

               }],

             ],

           }],

           ['target_arch=="arm"', {

             'target_conditions': [

               ['_toolset=="target"', {

                 'cflags_cc': [

                   # The codesourcery arm-2009q3 toolchain warns at that the ABI

                   # has changed whenever it encounters a varargs function. This

                   # silences those warnings, as they are not helpful and

                   # clutter legitimate warnings.

                   '-Wno-abi',

                 ],

                 'conditions': [

                   ['arm_thumb==1', {

                     'cflags': [

                     '-mthumb',

                     ]

                   }],

                   ['armv7==1', {

                     'cflags': [

                       '-march=armv7-a',

                       '-mtune=cortex-a8',

                       '-mfloat-abi=<(arm_float_abi)',

                     ],

                     'conditions': [

                       ['arm_neon==1', {

                         'cflags': [ '-mfpu=neon', ],

                       }, {

                         'cflags': [ '-mfpu=<(arm_fpu)', ],

                       }],

                     ],

                   }],

                   ['OS=="android"', {

                     # Most of the following flags are derived from what Android

                     # uses by default when building for arm, reference for which

                     # can be found in the following file in the Android NDK:

                     # toolchains/arm-linux-androideabi-4.4.3/setup.mk

                     'cflags': [

                       # The tree-sra optimization (scalar replacement for

                       # aggregates enabling subsequent optimizations) leads to

                       # invalid code generation when using the Android NDK's

                       # compiler (r5-r7). This can be verified using

                       # TestWebKitAPI's WTF.Checked_int8_t test.

                       '-fno-tree-sra',

                       '-fuse-ld=gold',

                       '-Wno-psabi',

                     ],

                     # Android now supports .relro sections properly.

                     # NOTE: While these flags enable the generation of .relro

                     # sections, the generated libraries can still be loaded on

                     # older Android platform versions.

                     'ldflags': [

                         '-Wl,-z,relro',

                         '-Wl,-z,now',

                         '-fuse-ld=gold',

                     ],

                     'conditions': [

                       ['arm_thumb == 1', {

                         # Android toolchain doesn't support -mimplicit-it=thumb

                         'cflags!': [ '-Wa,-mimplicit-it=thumb', ],

                         'cflags': [ '-mthumb-interwork', ],

                       }],

                       ['armv7==0', {

                         # Flags suitable for Android emulator

                         'cflags': [

                           '-march=armv5te',

                           '-mtune=xscale',

                           '-msoft-float',

                         ],

                         'defines': [

                           '__ARM_ARCH_5__',

                           '__ARM_ARCH_5T__',

                           '__ARM_ARCH_5E__',

                           '__ARM_ARCH_5TE__',

                         ],

                       }],

                       ['clang==1', {

                         'cflags!': [

                           # Clang does not support the following options.

                           '-mthumb-interwork',

                           '-finline-limit=64',

                           '-fno-tree-sra',

                           '-fuse-ld=gold',

                           '-Wno-psabi',

                         ],

                       }],

                     ],

                   }],

                 ],

               }],

             ],

           }],

           ['linux_fpic==1', {

             'cflags': [

               '-fPIC',

             ],

             'ldflags': [

               '-fPIC',

             ],

           }],

           ['sysroot!=""', {

             'target_conditions': [

               ['_toolset=="target"', {

                 'cflags': [

                   '--sysroot=<(sysroot)',

                 ],

                 'ldflags': [

                   '--sysroot=<(sysroot)',

                 ],

               }]]

           }],

           ['clang==1', {

             'cflags': [

               '-Wheader-hygiene',

               # Clang spots more unused functions.

               '-Wno-unused-function',

               # Don't die on dtoa code that uses a char as an array index.

               '-Wno-char-subscripts',

               # Especially needed for gtest macros using enum values from Mac

               # system headers.

               # TODO(pkasting): In C++11 this is legal, so this should be

               # removed when we change to that.  (This is also why we don't

               # bother fixing all these cases today.)

               '-Wno-unnamed-type-template-args',

               # This (rightyfully) complains about 'override', which we use

               # heavily.

               '-Wno-c++11-extensions',

               # Warns on switches on enums that cover all enum values but

               # also contain a default: branch. Chrome is full of that.

               '-Wno-covered-switch-default',

               # TODO(thakis): Remove this.

               '-Wno-implicit-conversion-floating-point-to-bool',

             ],

             'cflags!': [

               # Clang doesn't seem to know know this flag.

               '-mfpmath=sse',

             ],

           }],

           ['clang==1 and clang_use_chrome_plugins==1', {

             'cflags': [

               '<@(clang_chrome_plugins_flags)',

             ],

           }],

           ['clang==1 and clang_load!=""', {

             'cflags': [

               '-Xclang', '-load', '-Xclang', '<(clang_load)',

             ],

           }],

           ['clang==1 and clang_add_plugin!=""', {

             'cflags': [

               '-Xclang', '-add-plugin', '-Xclang', '<(clang_add_plugin)',

             ],

           }],

           ['clang==1 and "<(GENERATOR)"=="ninja"', {

             'cflags': [

               # See http://crbug.com/110262

               '-fcolor-diagnostics',

             ],

           }],

           ['asan==1', {

             'target_conditions': [

               ['_toolset=="target"', {

                 'cflags': [

                   '-faddress-sanitizer',

                   '-fno-omit-frame-pointer',

                 ],

                 'ldflags': [

                   '-faddress-sanitizer',

                 ],

                 'defines': [

                   'ADDRESS_SANITIZER',

                 ],

               }],

             ],

           }],

           ['tsan==1', {

             'target_conditions': [

               ['_toolset=="target"', {

                 'cflags': [

                   '-fthread-sanitizer',

                   '-fno-omit-frame-pointer',

                   '-fPIE',

                 ],

                 'ldflags': [

                   '-fthread-sanitizer',

                 ],

                 'defines': [

                   'THREAD_SANITIZER',

                   'DYNAMIC_ANNOTATIONS_EXTERNAL_IMPL=1',

                 ],

                 'target_conditions': [

                   ['_type=="executable"', {

                     'ldflags': [

                       '-pie',

                     ],

                   }],

                 ],

               }],

             ],

           }],

           ['order_profiling!=0 and (chromeos==1 or OS=="linux")', {

             'target_conditions' : [

               ['_toolset=="target"', {

                 'cflags': [

                   '-finstrument-functions',

                   # Allow mmx intrinsics to inline, so that the

                   # compiler can expand the intrinsics.

                   '-finstrument-functions-exclude-file-list=mmintrin.h',

                 ],

               }],

             ],

           }],

           ['linux_breakpad==1', {

             'cflags': [ '-g' ],

             'defines': ['USE_LINUX_BREAKPAD'],

           }],

           ['linux_use_heapchecker==1', {

             'variables': {'linux_use_tcmalloc%': 1},

             'defines': ['USE_HEAPCHECKER'],

           }],

           ['linux_use_tcmalloc==0', {

             'defines': ['NO_TCMALLOC'],

           }],

           ['linux_keep_shadow_stacks==1', {

             'defines': ['KEEP_SHADOW_STACKS'],

             'cflags': [

               '-finstrument-functions',

               # Allow mmx intrinsics to inline, so that the compiler can expand

               # the intrinsics.

               '-finstrument-functions-exclude-file-list=mmintrin.h',

             ],

           }],

           ['linux_use_gold_flags==1', {

             'ldflags': [

               # Experimentation found that using four linking threads

               # saved ~20% of link time.

               # https://groups.google.com/a/chromium.org/group/chromium-dev/browse_thread/thread/281527606915bb36

               '-Wl,--threads',

               '-Wl,--thread-count=4',

             ],

             'conditions': [

               ['release_valgrind_build==0', {

                 'target_conditions': [

                   ['_toolset=="target"', {

                     'ldflags': [