Added a way for sync point clients to issue out of order waits.

gpu/command_buffer/service/in_process_command_buffer.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 "gpu/command_buffer/service/in_process_command_buffer.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <queue>
@@ skipping 931 matching lines @@
 
   scoped_refptr<gpu::SyncPointClientState> release_state =
       sync_point_manager->GetSyncPointClientState(
           sync_token.namespace_id(), sync_token.command_buffer_id());
 
   if (!release_state) {
     callback.Run();
     return;
   }
 
-  sync_point_client_->Wait(release_state.get(), sync_token.release_count(),
-                           WrapCallback(callback));
+  sync_point_client_->WaitOutOfOrder(
+      release_state.get(), sync_token.release_count(), WrapCallback(callback));
 }
 
 void InProcessCommandBuffer::SignalQuery(unsigned query_id,
                                          const base::Closure& callback) {
   CheckSequencedThread();
   QueueTask(base::Bind(&InProcessCommandBuffer::SignalQueryOnGpuThread,
                        base::Unretained(this),
                        query_id,
                        WrapCallback(callback)));
 }
@@ skipping 185 matching lines @@
     framebuffer_completeness_cache_ =
         new gpu::gles2::FramebufferCompletenessCache;
   return framebuffer_completeness_cache_;
 }
 
 SyncPointManager* GpuInProcessThread::sync_point_manager() {
   return sync_point_manager_;
 }
 
 }  // namespace gpu