Remove logic for lazy initialization of WebKit.

extensions/renderer/dispatcher.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_DISPATCHER_H_
 #define EXTENSIONS_RENDERER_DISPATCHER_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 137 matching lines @@
 
  private:
   // The RendererPermissionsPolicyDelegateTest.CannotScriptWebstore test needs
   // to call the OnActivateExtension IPCs.
   friend class ::ChromeRenderViewTest;
   FRIEND_TEST_ALL_PREFIXES(RendererPermissionsPolicyDelegateTest,
                            CannotScriptWebstore);
 
   // RenderProcessObserver implementation:
   bool OnControlMessageReceived(const IPC::Message& message) override;
-  void WebKitInitialized() override;
   void IdleNotification() override;
   void OnRenderProcessShutdown() override;
 
   void OnActivateExtension(const std::string& extension_id);
   void OnCancelSuspend(const std::string& extension_id);
   void OnDeliverMessage(int target_port_id, const Message& message);
   void OnDispatchOnConnect(int target_port_id,
                            const std::string& channel_name,
                            const ExtensionMsg_TabConnectionInfo& source,
                            const ExtensionMsg_ExternalConnectionInfo& info,
@@ skipping 122 matching lines @@
   // Sends API requests to the extension host.
   scoped_ptr<RequestSender> request_sender_;
 
   // The platforms system font family and size;
   std::string system_font_family_;
   std::string system_font_size_;
 
   // Mapping of port IDs to tabs. If there is no tab, the value would be -1.
   std::map<int, int> port_to_tab_id_map_;
 
-  // True once WebKit has been initialized (and it is therefore safe to poke).
-  bool is_webkit_initialized_;
-
   // It is important for this to come after the ScriptInjectionManager, so that
   // the observer is destroyed before the UserScriptSet.
   ScopedObserver<UserScriptSetManager, UserScriptSetManager::Observer>
       user_script_set_manager_observer_;
 
   // Status of webrequest usage.
   bool webrequest_used_;
 
   // The WebView partition ID associated with this process's storage partition,
   // if this renderer is a WebView guest render process. Otherwise, this will be
   // empty.
   std::string webview_partition_id_;
 
   DISALLOW_COPY_AND_ASSIGN(Dispatcher);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_RENDERER_DISPATCHER_H_