Refactor renderer-side script injection

extensions/renderer/extension_helper.h

 // Copyright 2014 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 EXTENSIONS_RENDERER_EXTENSION_HELPER_H_
 #define EXTENSIONS_RENDERER_EXTENSION_HELPER_H_
 
 #include <vector>
 
 #include "content/public/common/console_message_level.h"
 #include "content/public/renderer/render_view_observer.h"
 #include "content/public/renderer/render_view_observer_tracker.h"
 #include "extensions/common/view_type.h"
 
 class GURL;
 class SkBitmap;
-struct ExtensionMsg_ExecuteCode_Params;
 struct ExtensionMsg_ExternalConnectionInfo;
 
 namespace base {
 class DictionaryValue;
 class ListValue;
 }
 
 namespace extensions {
 class Dispatcher;
 struct Message;
@@ skipping 19 matching lines @@
   virtual ~ExtensionHelper();
 
   int tab_id() const { return tab_id_; }
   int browser_window_id() const { return browser_window_id_; }
   ViewType view_type() const { return view_type_; }
   Dispatcher* dispatcher() const { return dispatcher_; }
 
  private:
   // RenderViewObserver implementation.
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
-  virtual void DidFinishDocumentLoad(blink::WebLocalFrame* frame) OVERRIDE;
-  virtual void DidFinishLoad(blink::WebLocalFrame* frame) OVERRIDE;
   virtual void DidCreateDocumentElement(blink::WebLocalFrame* frame) OVERRIDE;
-  virtual void DidStartProvisionalLoad(blink::WebLocalFrame* frame) OVERRIDE;
-  virtual void FrameDetached(blink::WebFrame* frame) OVERRIDE;
   virtual void DidMatchCSS(
       blink::WebLocalFrame* frame,
       const blink::WebVector<blink::WebString>& newly_matching_selectors,
       const blink::WebVector<blink::WebString>& stopped_matching_selectors)
       OVERRIDE;
-  virtual void DidCreateDataSource(blink::WebLocalFrame* frame,
-                                   blink::WebDataSource* ds) OVERRIDE;
   virtual void DraggableRegionsChanged(blink::WebFrame* frame) OVERRIDE;
 
   void OnExtensionResponse(int request_id, bool success,
                            const base::ListValue& response,
                            const std::string& error);
   void OnExtensionMessageInvoke(const std::string& extension_id,
                                 const std::string& module_name,
                                 const std::string& function_name,
                                 const base::ListValue& args,
                                 bool user_gesture);
   void OnExtensionDispatchOnConnect(
       int target_port_id,
       const std::string& channel_name,
       const base::DictionaryValue& source_tab,
       const ExtensionMsg_ExternalConnectionInfo& info,
       const std::string& tls_channel_id);
   void OnExtensionDeliverMessage(int target_port_id,
                                  const Message& message);
   void OnExtensionDispatchOnDisconnect(int port_id,
                                        const std::string& error_message);
-  void OnExecuteCode(const ExtensionMsg_ExecuteCode_Params& params);
   void OnNotifyRendererViewType(ViewType view_type);
   void OnSetTabId(int tab_id);
   void OnUpdateBrowserWindowId(int window_id);
   void OnAddMessageToConsole(content::ConsoleMessageLevel level,
                              const std::string& message);
   void OnAppWindowClosed();
-  void OnGrantContentScriptPermission(int request_id);
 
   Dispatcher* dispatcher_;
 
   // Type of view attached with RenderView.
   ViewType view_type_;
 
   // Id of the tab which the RenderView is attached to.
   int tab_id_;
 
   // Id number of browser window which RenderView is attached to.
   int browser_window_id_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionHelper);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_RENDERER_EXTENSION_HELPER_H_