diff -r 000000000000 -r 6474c204b198 ipc/chromium/src/base/win_util.cc
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ipc/chromium/src/base/win_util.cc	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,115 @@
+// Copyright (c) 2006-2008 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.
+
+#include "base/win_util.h"
+
+#include <map>
+#include <sddl.h>
+
+#include "base/logging.h"
+#include "base/registry.h"
+#include "base/scoped_handle.h"
+#include "base/scoped_ptr.h"
+#include "base/singleton.h"
+#include "base/string_util.h"
+#include "base/tracked.h"
+
+namespace win_util {
+
+WinVersion GetWinVersion() {
+  static bool checked_version = false;
+  static WinVersion win_version = WINVERSION_PRE_2000;
+  if (!checked_version) {
+    OSVERSIONINFOEX version_info;
+    version_info.dwOSVersionInfoSize = sizeof version_info;
+    GetVersionEx(reinterpret_cast<OSVERSIONINFO*>(&version_info));
+    if (version_info.dwMajorVersion == 5) {
+      switch (version_info.dwMinorVersion) {
+        case 0:
+          win_version = WINVERSION_2000;
+          break;
+        case 1:
+          win_version = WINVERSION_XP;
+          break;
+        case 2:
+        default:
+          win_version = WINVERSION_SERVER_2003;
+          break;
+      }
+    } else if (version_info.dwMajorVersion == 6) {
+      if (version_info.wProductType != VER_NT_WORKSTATION) {
+        // 2008 is 6.0, and 2008 R2 is 6.1.
+        win_version = WINVERSION_2008;
+      } else {
+        if (version_info.dwMinorVersion == 0) {
+          win_version = WINVERSION_VISTA;
+        } else {
+          win_version = WINVERSION_WIN7;
+        }
+      }
+    } else if (version_info.dwMajorVersion > 6) {
+      win_version = WINVERSION_WIN7;
+    }
+    checked_version = true;
+  }
+  return win_version;
+}
+
+bool IsShiftPressed() {
+  return (::GetKeyState(VK_SHIFT) & 0x80) == 0x80;
+}
+
+bool IsCtrlPressed() {
+  return (::GetKeyState(VK_CONTROL) & 0x80) == 0x80;
+}
+
+bool IsAltPressed() {
+  return (::GetKeyState(VK_MENU) & 0x80) == 0x80;
+}
+
+std::wstring FormatMessage(unsigned messageid) {
+  wchar_t* string_buffer = NULL;
+  unsigned string_length = ::FormatMessage(
+      FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM |
+      FORMAT_MESSAGE_IGNORE_INSERTS, NULL, messageid, 0,
+      reinterpret_cast<wchar_t *>(&string_buffer), 0, NULL);
+
+  std::wstring formatted_string;
+  if (string_buffer) {
+    formatted_string = string_buffer;
+    LocalFree(reinterpret_cast<HLOCAL>(string_buffer));
+  } else {
+    // The formating failed. simply convert the message value into a string.
+    SStringPrintf(&formatted_string, L"message number %d", messageid);
+  }
+  return formatted_string;
+}
+
+std::wstring FormatLastWin32Error() {
+  return FormatMessage(GetLastError());
+}
+
+}  // namespace win_util
+
+#ifdef _MSC_VER
+//
+// If the ASSERT below fails, please install Visual Studio 2005 Service Pack 1.
+//
+extern char VisualStudio2005ServicePack1Detection[10];
+COMPILE_ASSERT(sizeof(&VisualStudio2005ServicePack1Detection) == sizeof(void*),
+               VS2005SP1Detect);
+//
+// Chrome requires at least Service Pack 1 for Visual Studio 2005.
+//
+#endif  // _MSC_VER
+
+#if 0
+#error You must install the Windows 2008 or Vista Software Development Kit and \
+set it as your default include path to build this library. You can grab it by \
+searching for "download windows sdk 2008" in your favorite web search engine.  \
+Also make sure you register the SDK with Visual Studio, by selecting \
+"Integrate Windows SDK with Visual Studio 2005" from the Windows SDK \
+menu (see Start - All Programs - Microsoft Windows SDK - \
+Visual Studio Registration).
+#endif