Make WaitSyncPoint go through command buffers.

content/common/gpu/client/command_buffer_proxy_impl.cc

 // Copyright (c) 2012 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/common/gpu/client/command_buffer_proxy_impl.h"
 
 #include "base/callback.h"
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
 #include "base/process_util.h"
@@ skipping 380 matching lines @@
 
   return Send(new GpuCommandBufferMsg_EnsureBackbuffer(route_id_));
 }
 
 uint32 CommandBufferProxyImpl::InsertSyncPoint() {
   uint32 sync_point = 0;
   Send(new GpuCommandBufferMsg_InsertSyncPoint(route_id_, &sync_point));
   return sync_point;
 }
 
-void CommandBufferProxyImpl::WaitSyncPoint(uint32 sync_point) {
-  Send(new GpuCommandBufferMsg_WaitSyncPoint(route_id_, sync_point));
-}
-
 bool CommandBufferProxyImpl::SignalSyncPoint(uint32 sync_point,
                                              const base::Closure& callback) {
   if (last_state_.error != gpu::error::kNoError) {
     return false;
   }
 
   uint32 signal_id = next_signal_id_++;
   if (!Send(new GpuCommandBufferMsg_SignalSyncPoint(route_id_,
                                                     sync_point,
                                                     signal_id))) {
@@ skipping 114 matching lines @@
 void CommandBufferProxyImpl::SendManagedMemoryStats(
     const GpuManagedMemoryStats& stats) {
   if (last_state_.error != gpu::error::kNoError)
     return;
 
   Send(new GpuCommandBufferMsg_SendClientManagedMemoryStats(route_id_,
                                                             stats));
 }
 
 }  // namespace content