Make ExtensionMsg_MessageInvoke run a module system function rather than a

chrome/renderer/extensions/dispatcher.h

 // 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.
 
 #ifndef CHROME_RENDERER_EXTENSIONS_DISPATCHER_H_
 #define CHROME_RENDERER_EXTENSIONS_DISPATCHER_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 111 matching lines @@
                            bool success,
                            const base::ListValue& response,
                            const std::string& error);
 
   // Checks that the current context contains an extension that has permission
   // to execute the specified function. If it does not, a v8 exception is thrown
   // and the method returns false. Otherwise returns true.
   bool CheckContextAccessToExtensionAPI(
       const std::string& function_name, ChromeV8Context* context) const;
 
+  // Dispatches the event named |event_name| to all render views.
+  void DispatchEvent(const std::string& extension_id,
+                     const std::string& event_name) const;
+
+  // Calls a method |method_name| in a module |module_name| belonging to the
+  // module system from |context|. Intended as a callback target from
+  // ChromeV8ContextSet::ForEach. Public to be called from ExtensionHelper.
+  static void CallModuleMethod(const std::string& module_name,
+                               const std::string& method_name,
+                               const base::ListValue* args,
+                               ChromeV8Context* context);
+
  private:
   friend class RenderViewTest;
   FRIEND_TEST_ALL_PREFIXES(RendererPermissionsPolicyDelegateTest,
                            CannotScriptWebstore);
   typedef void (*BindingInstaller)(ModuleSystem* module_system,
                                   v8::Handle<v8::Object> chrome,
                                   v8::Handle<v8::Object> chrome_hidden);
 
   // RenderProcessObserver implementation:
   virtual bool OnControlMessageReceived(const IPC::Message& message) OVERRIDE;
   virtual void WebKitInitialized() OVERRIDE;
   virtual void IdleNotification() OVERRIDE;
 
   void OnSetChannel(int channel);
   void OnMessageInvoke(const std::string& extension_id,
+                       const std::string& module_name,
                        const std::string& function_name,
                        const base::ListValue& args,
                        bool user_gesture);
   void OnDispatchOnConnect(int target_port_id,
                            const std::string& channel_name,
                            const base::DictionaryValue& source_tab,
                            const ExtensionMsg_ExternalConnectionInfo& info);
   void OnDeliverMessage(int target_port_id, const base::ListValue& message);
   void OnDispatchOnDisconnect(int port_id, const std::string& error_message);
   void OnSetFunctionNames(const std::vector<std::string>& names);
@@ skipping 118 matching lines @@
 
   // Sends API requests to the extension host.
   scoped_ptr<RequestSender> request_sender_;
 
   DISALLOW_COPY_AND_ASSIGN(Dispatcher);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_RENDERER_EXTENSIONS_DISPATCHER_H_