cc: Move GpuMemoryBuffer allocation to worker threads.

cc/resources/zero_copy_raster_worker_pool.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 "cc/resources/zero_copy_raster_worker_pool.h"
 
 #include <algorithm>
 
 #include "base/debug/trace_event.h"
 #include "base/debug/trace_event_argument.h"
@@ skipping 10 matching lines @@
  public:
   RasterBufferImpl(ResourceProvider* resource_provider,
                    const Resource* resource)
       : lock_(resource_provider, resource->id()), resource_(resource) {}
 
   // Overridden from RasterBuffer:
   void Playback(const PicturePileImpl* picture_pile,
                 const gfx::Rect& rect,
                 float scale,
                 RenderingStatsInstrumentation* stats) override {
-    gfx::GpuMemoryBuffer* gpu_memory_buffer = lock_.gpu_memory_buffer();
+    gfx::GpuMemoryBuffer* gpu_memory_buffer = lock_.GetGpuMemoryBuffer();
     if (!gpu_memory_buffer)
       return;
 
     RasterWorkerPool::PlaybackToMemory(gpu_memory_buffer->Map(),
                                        resource_->format(),
                                        resource_->size(),
                                        gpu_memory_buffer->GetStride(),
                                        picture_pile,
                                        rect,
                                        scale,
@@ skipping 166 matching lines @@
       new base::debug::TracedValue();
 
   state->BeginArray("tasks_pending");
   for (TaskSet task_set = 0; task_set < kNumberOfTaskSets; ++task_set)
     state->AppendBoolean(raster_pending_[task_set]);
   state->EndArray();
   return state;
 }
 
 }  // namespace cc