Refactor away most of ExtensionRendererInfo

chrome/renderer/render_thread.h

 // Copyright (c) 2010 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.
 
 #ifndef CHROME_RENDERER_RENDER_THREAD_H_
 #define CHROME_RENDERER_RENDER_THREAD_H_
 #pragma once
 
 #include <map>
 #include <string>
 #include <vector>
 
 #include "base/shared_memory.h"
 #include "base/time.h"
 #include "base/timer.h"
 #include "build/build_config.h"
 #include "chrome/common/child_thread.h"
 #include "chrome/common/css_colors.h"
 #include "chrome/common/gpu_info.h"
+#include "chrome/renderer/extensions/extension_renderer_info.h"
 #include "chrome/renderer/visitedlink_slave.h"
 #include "gfx/native_widget_types.h"
 #include "ipc/ipc_channel_proxy.h"
 #include "ipc/ipc_platform_file.h"
 
 class AppCacheDispatcher;
 class CookieMessageFilter;
 class DBMessageFilter;
 class DevToolsAgentFilter;
+class ExtensionRendererInfo;
 class FilePath;
 class GpuChannelHost;
 class IndexedDBDispatcher;
 class ListValue;
 class RendererHistogram;
 class RendererHistogramSnapshots;
 class RendererNetPredictor;
 class RendererWebKitClientImpl;
 class SpellCheck;
 class SkBitmap;
 class UserScriptSlave;
 class URLPattern;
 class WebDatabaseObserverImpl;
 
 struct ContentSettings;
 struct RendererPreferences;
 struct DOMStorageMsg_Event_Params;
-struct ViewMsg_ExtensionsUpdated_Params;
+struct ViewMsg_ExtensionLoaded_Params;
 struct ViewMsg_New_Params;
 struct WebPreferences;
 
 namespace base {
 class MessageLoopProxy;
 template<class T> class ScopedCallbackFactory;
 class Thread;
 }
 
 namespace IPC {
@@ skipping 39 matching lines @@
 // browser process. These need the ::current() paradigm. So instead, we should
 // probably remove the render_thread_ parameter to RenderView/Widget in
 // preference to just getting the global singleton. We can make it easier to
 // understand by moving everything to the abstract interface and saying that
 // there should never be a NULL RenderThread::current(). Tests would be
 // responsible for setting up the mock one.
 class RenderThreadBase {
  public:
   virtual ~RenderThreadBase() {}
 
+  // Information about currently loaded extensions. This is essentially the
+  // renderer counterpart to ExtensionService in the browser. It contains
+  // information about all extensions currently loaded by the browser.
+  virtual const ExtensionRendererInfo* GetExtensions() const = 0;
+
   virtual bool Send(IPC::Message* msg) = 0;
 
   // Called to add or remove a listener for a particular message routing ID.
   // These methods normally get delegated to a MessageRouter.
   virtual void AddRoute(int32 routing_id, IPC::Channel::Listener* listener) = 0;
   virtual void RemoveRoute(int32 routing_id) = 0;
 
   virtual void AddFilter(IPC::ChannelProxy::MessageFilter* filter) = 0;
   virtual void RemoveFilter(IPC::ChannelProxy::MessageFilter* filter) = 0;
 
@@ skipping 32 matching lines @@
   // TODO(brettw) this should be on the abstract base class instead of here,
   // and return the base class' interface instead. Currently this causes
   // problems with testing. See the comment above RenderThreadBase above.
   static RenderThread* current();
 
   // Returns the routing ID of the RenderWidget containing the current script
   // execution context (corresponding to WebFrame::frameForCurrentContext).
   static int32 RoutingIDForCurrentContext();
 
   // Overridden from RenderThreadBase.
+  virtual const ExtensionRendererInfo* GetExtensions() const;
   virtual bool Send(IPC::Message* msg);
   virtual void AddRoute(int32 routing_id, IPC::Channel::Listener* listener);
   virtual void RemoveRoute(int32 routing_id);
   virtual void AddFilter(IPC::ChannelProxy::MessageFilter* filter);
   virtual void RemoveFilter(IPC::ChannelProxy::MessageFilter* filter);
   virtual void WidgetHidden();
   virtual void WidgetRestored();
   virtual bool IsExtensionProcess() const;
   virtual bool IsIncognitoProcess() const;
 
@@ skipping 91 matching lines @@
   void Init();
 
   void OnUpdateVisitedLinks(base::SharedMemoryHandle table);
   void OnAddVisitedLinks(const VisitedLinkSlave::Fingerprints& fingerprints);
   void OnResetVisitedLinks();
   void OnSetZoomLevelForCurrentURL(const GURL& url, double zoom_level);
   void OnSetContentSettingsForCurrentURL(
       const GURL& url, const ContentSettings& content_settings);
   void OnUpdateUserScripts(base::SharedMemoryHandle table);
   void OnSetExtensionFunctionNames(const std::vector<std::string>& names);
-  void OnExtensionsUpdated(
-      const ViewMsg_ExtensionsUpdated_Params& params);
+  void OnExtensionLoaded(const ViewMsg_ExtensionLoaded_Params& params);
+  void OnExtensionUnloaded(const std::string& id);
   void OnPageActionsUpdated(const std::string& extension_id,
       const std::vector<std::string>& page_actions);
   void OnDOMStorageEvent(const DOMStorageMsg_Event_Params& params);
   void OnExtensionSetAPIPermissions(
       const std::string& extension_id,
       const std::set<std::string>& permissions);
   void OnExtensionSetHostPermissions(
       const GURL& extension_url,
       const std::vector<URLPattern>& permissions);
   void OnSetNextPageID(int32 next_page_id);
@@ skipping 122 matching lines @@
   scoped_refptr<GpuChannelHost> gpu_channel_;
 
   // A lazily initiated thread on which file operations are run.
   scoped_ptr<base::Thread> file_thread_;
 
   // Map of registered v8 extensions. The key is the extension name. The value
   // is true if the extension should be restricted to extension-related
   // contexts.
   std::map<std::string, bool> v8_extensions_;
 
+  // Contains all loaded extensions.
+  ExtensionRendererInfo extensions_;
+
   DISALLOW_COPY_AND_ASSIGN(RenderThread);
 };
 
 #endif  // CHROME_RENDERER_RENDER_THREAD_H_