Mojo: Implement support for |Foo&| mojom syntax

mojo/examples/compositor_app/compositor_app.cc

 // Copyright 2013 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 <stdio.h>
 #include <string>
 
 #include "base/macros.h"
 #include "mojo/examples/compositor_app/compositor_host.h"
 #include "mojo/public/cpp/application/application.h"
@@ skipping 12 matching lines @@
   SampleApp() {}
   virtual ~SampleApp() {}
 
   virtual void Initialize() OVERRIDE {
     ConnectTo("mojo:mojo_native_viewport_service", &viewport_);
     viewport_.set_client(this);
 
     viewport_->Create(Rect::From(gfx::Rect(10, 10, 800, 600)));
     viewport_->Show();
 
-    MessagePipe gles2_pipe;
-    viewport_->CreateGLES2Context(gles2_pipe.handle0.Pass());
-    host_.reset(new CompositorHost(gles2_pipe.handle1.Pass()));
+    MessagePipe pipe;
+    viewport_->CreateGLES2Context(
+        MakeRequest<CommandBuffer>(pipe.handle0.Pass()));
+    host_.reset(new CompositorHost(pipe.handle1.Pass()));
   }
 
   virtual void OnCreated() OVERRIDE {
   }
 
   virtual void OnDestroyed() OVERRIDE {
     base::MessageLoop::current()->Quit();
   }
 
   virtual void OnBoundsChanged(RectPtr bounds) OVERRIDE {
@@ skipping 13 matching lines @@
 };
 
 }  // namespace examples
 
 // static
 Application* Application::Create() {
   return new examples::SampleApp();
 }
 
 }  // namespace mojo