Mojo C++ bindings: Generate InterfaceHandle<> instead of InterfacePtr<>.

services/gfx/compositor/compositor_engine.cc

 // Copyright 2015 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 "services/gfx/compositor/compositor_engine.h"
 
 #include <algorithm>
 #include <sstream>
 #include <utility>
 
@@ skipping 81 matching lines @@
 
   // Destroy.
   InvalidateScene(scene_state);
 
   // Remove from registry.
   scenes_by_token_.erase(scene_state->scene_token()->value);
   delete scene_state;
 }
 
 void CompositorEngine::CreateRenderer(
-    mojo::ContextProviderPtr context_provider,
+    mojo::InterfaceHandle<mojo::ContextProvider> context_provider,
     mojo::InterfaceRequest<mojo::gfx::composition::Renderer> renderer_request,
     const mojo::String& label) {
   DCHECK(context_provider);
   uint32_t renderer_id = next_renderer_id_++;
 
   // Create the state and bind implementation to it.
   RendererState* renderer_state =
       new RendererState(renderer_id, SanitizeLabel(label));
   RendererImpl* renderer_impl =
       new RendererImpl(this, renderer_state, renderer_request.Pass());
@@ skipping 337 matching lines @@
 
   SceneDef::Disposition disposition =
       PresentScene(scene_state, presentation_time);
   if (disposition == SceneDef::Disposition::kFailed)
     DestroyScene(scene_state);
   else if (disposition == SceneDef::Disposition::kSucceeded)
     InvalidateScene(scene_state);
 }
 
 }  // namespace compositor