cc: Do bitmap conversion for RasterBuffer in the worker thread.

cc/resources/raster_worker_pool_perftest.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/raster_worker_pool.h"
 
 #include "base/test/test_simple_task_runner.h"
 #include "base/time/time.h"
 #include "cc/debug/lap_timer.h"
 #include "cc/output/context_provider.h"
@@ skipping 104 matching lines @@
  public:
   PerfRasterTaskImpl(scoped_ptr<ScopedResource> resource,
                      ImageDecodeTask::Vector* dependencies)
       : RasterTask(resource.get(), dependencies), resource_(resource.Pass()) {}
 
   // Overridden from Task:
   virtual void RunOnWorkerThread() OVERRIDE {}
 
   // Overridden from RasterizerTask:
   virtual void ScheduleOnOriginThread(RasterizerTaskClient* client) OVERRIDE {
-    client->AcquireCanvasForRaster(this);
+    client->AcquireBufferForRaster(this);
   }
   virtual void CompleteOnOriginThread(RasterizerTaskClient* client) OVERRIDE {
-    client->ReleaseCanvasForRaster(this);
+    client->ReleaseBufferForRaster(this);
   }
   virtual void RunReplyOnOriginThread() OVERRIDE { Reset(); }
 
   void Reset() {
     did_run_ = false;
     did_complete_ = false;
   }
 
  protected:
   virtual ~PerfRasterTaskImpl() {}
@@ skipping 322 matching lines @@
   RunBuildRasterTaskQueueTest("1_0", 1, 0);
   RunBuildRasterTaskQueueTest("32_0", 32, 0);
   RunBuildRasterTaskQueueTest("1_1", 1, 1);
   RunBuildRasterTaskQueueTest("32_1", 32, 1);
   RunBuildRasterTaskQueueTest("1_4", 1, 4);
   RunBuildRasterTaskQueueTest("32_4", 32, 4);
 }
 
 }  // namespace
 }  // namespace cc