cc: Simplify Task and its derived classes.

cc/test/fake_tile_manager.cc

 // Copyright 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 "cc/test/fake_tile_manager.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <deque>
 #include <limits>
 
 #include "base/lazy_instance.h"
 #include "base/thread_task_runner_handle.h"
-#include "cc/raster/tile_task_runner.h"
+#include "cc/raster/tile_task_worker_pool.h"
 
 namespace cc {
 
 namespace {
 
 class FakeTileTaskWorkerPoolImpl : public TileTaskWorkerPool,
                                    public RasterBufferProvider {
  public:
   // Overridden from TileTaskWorkerPool:
   void Shutdown() override {}
@@ skipping 60 matching lines @@
 }
 
 void FakeTileManager::Release(Tile* tile) {
   TileManager::Release(tile);
 
   FreeResourcesForReleasedTiles();
   CleanUpReleasedTiles();
 }
 
 }  // namespace cc