Surfaces should acknowledge frame submissions

mojo/services/surfaces/surfaces_service_application.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 "mojo/services/surfaces/surfaces_service_application.h"
 
 #include "cc/surfaces/display.h"
-
 #include "mojo/application/application_runner_chromium.h"
 #include "mojo/public/c/system/main.h"
 #include "mojo/services/surfaces/surfaces_service_impl.h"
 
 namespace mojo {
 
 SurfacesServiceApplication::SurfacesServiceApplication()
     : next_id_namespace_(1u), display_(NULL), draw_timer_(false, false) {
 }
 
@@ skipping 30 matching lines @@
   if (display_ == display)
     SetDisplay(nullptr);
 }
 
 }  // namespace mojo
 
 MojoResult MojoMain(MojoHandle shell_handle) {
   mojo::ApplicationRunnerChromium runner(new mojo::SurfacesServiceApplication);
   return runner.Run(shell_handle);
 }