diff -r 000000000000 -r 6474c204b198 chrome/src/nsChromeRegistry.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/chrome/src/nsChromeRegistry.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,164 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef nsChromeRegistry_h
+#define nsChromeRegistry_h
+
+#include "nsIToolkitChromeRegistry.h"
+#include "nsIObserver.h"
+#include "nsWeakReference.h"
+
+#ifdef MOZ_XUL
+#include "nsIXULOverlayProvider.h"
+#endif
+
+#include "nsString.h"
+#include "nsURIHashKey.h"
+#include "nsInterfaceHashtable.h"
+#include "nsXULAppAPI.h"
+#include "nsIXPConnect.h"
+
+#include "mozilla/FileLocation.h"
+
+class nsIDOMWindow;
+class nsIPrefBranch;
+class nsIURL;
+
+// The chrome registry is actually split between nsChromeRegistryChrome and
+// nsChromeRegistryContent. The work/data that is common to both resides in
+// the shared nsChromeRegistry implementation, with operations that only make
+// sense for one side erroring out in the other.
+
+// for component registration
+// {47049e42-1d87-482a-984d-56ae185e367a}
+#define NS_CHROMEREGISTRY_CID \
+{ 0x47049e42, 0x1d87, 0x482a, { 0x98, 0x4d, 0x56, 0xae, 0x18, 0x5e, 0x36, 0x7a } }
+
+class nsChromeRegistry : public nsIToolkitChromeRegistry,
+#ifdef MOZ_XUL
+                         public nsIXULOverlayProvider,
+#endif
+                         public nsIObserver,
+                         public nsSupportsWeakReference
+{
+public:
+  NS_DECL_ISUPPORTS
+
+  // nsIXULChromeRegistry methods:
+  NS_IMETHOD ReloadChrome();
+  NS_IMETHOD RefreshSkins();
+  NS_IMETHOD AllowScriptsForPackage(nsIURI* url,
+                                    bool* _retval);
+  NS_IMETHOD AllowContentToAccess(nsIURI* url,
+                                  bool* _retval);
+
+  // nsIChromeRegistry methods:
+  NS_IMETHOD_(bool) WrappersEnabled(nsIURI *aURI);
+  NS_IMETHOD ConvertChromeURL(nsIURI* aChromeURI, nsIURI* *aResult);
+
+  // nsChromeRegistry methods:
+  nsChromeRegistry() : mInitialized(false) { }
+  virtual ~nsChromeRegistry();
+
+  virtual nsresult Init();
+
+  static already_AddRefed<nsIChromeRegistry> GetService();
+
+  static nsChromeRegistry* gChromeRegistry;
+
+  static nsresult Canonify(nsIURL* aChromeURL);
+
+protected:
+  void FlushSkinCaches();
+  void FlushAllCaches();
+
+  // Update the selected locale used by the chrome registry, and fire a
+  // notification about this change
+  virtual nsresult UpdateSelectedLocale() = 0;
+
+  static void LogMessage(const char* aMsg, ...);
+  static void LogMessageWithContext(nsIURI* aURL, uint32_t aLineNumber, uint32_t flags,
+                                    const char* aMsg, ...);
+
+  virtual nsIURI* GetBaseURIFromPackage(const nsCString& aPackage,
+                                        const nsCString& aProvider,
+                                        const nsCString& aPath) = 0;
+  virtual nsresult GetFlagsFromPackage(const nsCString& aPackage,
+                                       uint32_t* aFlags) = 0;
+
+  nsresult SelectLocaleFromPref(nsIPrefBranch* prefs);
+
+  static nsresult RefreshWindow(nsIDOMWindow* aWindow);
+  static nsresult GetProviderAndPath(nsIURL* aChromeURL,
+                                     nsACString& aProvider, nsACString& aPath);
+
+public:
+  static already_AddRefed<nsChromeRegistry> GetSingleton();
+
+  struct ManifestProcessingContext
+  {
+    ManifestProcessingContext(NSLocationType aType, mozilla::FileLocation &aFile)
+      : mType(aType)
+      , mFile(aFile)
+    { }
+
+    ~ManifestProcessingContext()
+    { }
+
+    nsIURI* GetManifestURI();
+    nsIXPConnect* GetXPConnect();
+
+    already_AddRefed<nsIURI> ResolveURI(const char* uri);
+
+    NSLocationType mType;
+    mozilla::FileLocation mFile;
+    nsCOMPtr<nsIURI> mManifestURI;
+    nsCOMPtr<nsIXPConnect> mXPConnect;
+  };
+
+  virtual void ManifestContent(ManifestProcessingContext& cx, int lineno,
+                               char *const * argv, bool platform,
+                               bool contentaccessible) = 0;
+  virtual void ManifestLocale(ManifestProcessingContext& cx, int lineno,
+                              char *const * argv, bool platform,
+                              bool contentaccessible) = 0;
+  virtual void ManifestSkin(ManifestProcessingContext& cx, int lineno,
+                            char *const * argv, bool platform,
+                            bool contentaccessible) = 0;
+  virtual void ManifestOverlay(ManifestProcessingContext& cx, int lineno,
+                               char *const * argv, bool platform,
+                               bool contentaccessible) = 0;
+  virtual void ManifestStyle(ManifestProcessingContext& cx, int lineno,
+                             char *const * argv, bool platform,
+                             bool contentaccessible) = 0;
+  virtual void ManifestOverride(ManifestProcessingContext& cx, int lineno,
+                                char *const * argv, bool platform,
+                                bool contentaccessible) = 0;
+  virtual void ManifestResource(ManifestProcessingContext& cx, int lineno,
+                                char *const * argv, bool platform,
+                                bool contentaccessible) = 0;
+
+  // Available flags
+  enum {
+    // This is a "platform" package (e.g. chrome://global-platform/).
+    // Appends one of win/ unix/ mac/ to the base URI.
+    PLATFORM_PACKAGE = 1 << 0,
+
+    // This package should use the new XPCNativeWrappers to separate
+    // content from chrome. This flag is currently unused (because we call
+    // into xpconnect at registration time).
+    XPCNATIVEWRAPPERS = 1 << 1,
+
+    // Content script may access files in this package
+    CONTENT_ACCESSIBLE = 1 << 2
+  };
+
+  bool mInitialized;
+
+  // "Override" table (chrome URI string -> real URI)
+  nsInterfaceHashtable<nsURIHashKey, nsIURI> mOverrideTable;
+};
+
+#endif // nsChromeRegistry_h