extensions/renderer: Use v8::Local instead of v8::Handle.

extensions/renderer/extension_helper.cc

 // 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.
 
 #include "extensions/renderer/extension_helper.h"
 
 #include "content/public/renderer/render_view.h"
 #include "content/public/renderer/render_view_visitor.h"
 #include "extensions/common/constants.h"
 #include "extensions/common/extension_messages.h"
@@ skipping 204 matching lines @@
   browser_window_id_ = window_id;
 }
 
 void ExtensionHelper::OnAddMessageToConsole(ConsoleMessageLevel level,
                                             const std::string& message) {
   console::AddMessage(render_view(), level, message);
 }
 
 void ExtensionHelper::OnAppWindowClosed() {
   v8::HandleScope scope(v8::Isolate::GetCurrent());
-  v8::Handle<v8::Context> v8_context =
+  v8::Local<v8::Context> v8_context =
       render_view()->GetWebView()->mainFrame()->mainWorldScriptContext();
   ScriptContext* script_context =
       dispatcher_->script_context_set().GetByV8Context(v8_context);
   if (!script_context)
     return;
   script_context->module_system()->CallModuleMethod("app.window",
                                                     "onAppWindowClosed");
 }
 
 }  // namespace extensions