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

extensions/renderer/extension_frame_helper.h

Index: extensions/renderer/extension_frame_helper.h
diff --git a/extensions/renderer/extension_frame_helper.h b/extensions/renderer/extension_frame_helper.h
index 7210f2e0b942e203e04aa620ee3fac2dd10bfa41..ecb5f29dd716259fc4bc4ae36c7073759892d93b 100644
--- a/extensions/renderer/extension_frame_helper.h
+++ b/extensions/renderer/extension_frame_helper.h
@@ -28,10 +28,10 @@ class ExtensionFrameHelper
 
  private:
   // RenderFrameObserver implementation.
-  void DidCreateScriptContext(v8::Handle<v8::Context>,
+  void DidCreateScriptContext(v8::Local<v8::Context>,
                               int extension_group,
                               int world_id) override;
-  void WillReleaseScriptContext(v8::Handle<v8::Context>, int world_id) override;
+  void WillReleaseScriptContext(v8::Local<v8::Context>, int world_id) override;
   bool OnMessageReceived(const IPC::Message& message) override;
 
   // IPC handlers.