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

extensions/renderer/console.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_CONSOLE_H_
 #define EXTENSIONS_RENDERER_CONSOLE_H_
 
 #include <string>
 
 #include "content/public/common/console_message_level.h"
@@ skipping 15 matching lines @@
 void Error(content::RenderView* render_view, const std::string& message);
 
 // Logs an Error then crashes the current process.
 void Fatal(content::RenderView* render_view, const std::string& message);
 
 void AddMessage(content::RenderView* render_view,
                 content::ConsoleMessageLevel level,
                 const std::string& message);
 
 // Adds |message| to the console that hosts |context|, if any.
-void Debug(v8::Handle<v8::Context> context, const std::string& message);
-void Log(v8::Handle<v8::Context> context, const std::string& message);
-void Warn(v8::Handle<v8::Context> context, const std::string& message);
-void Error(v8::Handle<v8::Context> context, const std::string& message);
+void Debug(v8::Local<v8::Context> context, const std::string& message);
+void Log(v8::Local<v8::Context> context, const std::string& message);
+void Warn(v8::Local<v8::Context> context, const std::string& message);
+void Error(v8::Local<v8::Context> context, const std::string& message);
 
 // Logs an Error then crashes the current process.
-void Fatal(v8::Handle<v8::Context> context, const std::string& message);
+void Fatal(v8::Local<v8::Context> context, const std::string& message);
 
-void AddMessage(v8::Handle<v8::Context> context,
+void AddMessage(v8::Local<v8::Context> context,
                 content::ConsoleMessageLevel level,
                 const std::string& message);
 
 // Returns a new v8::Object with each standard log method (Debug/Log/Warn/Error)
 // bound to respective debug/log/warn/error methods. This is a direct drop-in
 // replacement for the standard devtools console.* methods usually accessible
 // from JS.
 v8::Local<v8::Object> AsV8Object(v8::Isolate* isolate);
 
 }  // namespace console
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_RENDERER_CONSOLE_H_