aura: Remove sync point methods from ImageTransportFactory api.

content/browser/aura/gpu_process_transport_factory.cc

 // Copyright (c) 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 "content/browser/aura/gpu_process_transport_factory.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 326 matching lines @@
   if (!gl_helper_) {
     scoped_refptr<cc::ContextProvider> provider =
         SharedMainThreadContextProvider();
     if (provider.get())
       gl_helper_.reset(new GLHelper(provider->ContextGL(),
                                     provider->ContextSupport()));
   }
   return gl_helper_.get();
 }
 
-uint32 GpuProcessTransportFactory::InsertSyncPoint() {
-  scoped_refptr<cc::ContextProvider> provider =
-      SharedMainThreadContextProvider();
-  if (!provider.get())
-    return 0;
-  return provider->ContextGL()->InsertSyncPointCHROMIUM();
-}
-
-void GpuProcessTransportFactory::WaitSyncPoint(uint32 sync_point) {
-  scoped_refptr<cc::ContextProvider> provider =
-      SharedMainThreadContextProvider();
-  if (!provider.get())
-    return;
-  provider->ContextGL()->WaitSyncPointCHROMIUM(sync_point);
-}
-
 void GpuProcessTransportFactory::AddObserver(
     ImageTransportFactoryObserver* observer) {
   observer_list_.AddObserver(observer);
 }
 
 void GpuProcessTransportFactory::RemoveObserver(
     ImageTransportFactoryObserver* observer) {
   observer_list_.RemoveObserver(observer);
 }
 
@@ skipping 124 matching lines @@
                     observer_list_,
                     OnLostResources());
 
   // Kill things that use the shared context before killing the shared context.
   lost_gl_helper.reset();
   lost_offscreen_compositor_contexts = NULL;
   lost_shared_main_thread_contexts  = NULL;
 }
 
 }  // namespace content