Remove parts of //cc we aren't using

cc/resources/zero_copy_tile_task_worker_pool.h

Index: cc/resources/zero_copy_tile_task_worker_pool.h
diff --git a/cc/resources/zero_copy_tile_task_worker_pool.h b/cc/resources/zero_copy_tile_task_worker_pool.h
deleted file mode 100644
index b64e0f59c1a47ba9defa405fbe5aeae147de84c1..0000000000000000000000000000000000000000
--- a/cc/resources/zero_copy_tile_task_worker_pool.h
+++ /dev/null
@@ -1,81 +0,0 @@
-// 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.
-
-#ifndef CC_RESOURCES_ZERO_COPY_TILE_TASK_WORKER_POOL_H_
-#define CC_RESOURCES_ZERO_COPY_TILE_TASK_WORKER_POOL_H_
-
-#include "base/memory/weak_ptr.h"
-#include "base/values.h"
-#include "cc/resources/tile_task_runner.h"
-#include "cc/resources/tile_task_worker_pool.h"
-
-namespace base {
-namespace trace_event {
-class ConvertableToTraceFormat;
-}
-}
-
-namespace cc {
-class ResourceProvider;
-
-class CC_EXPORT ZeroCopyTileTaskWorkerPool : public TileTaskWorkerPool,
-                                             public TileTaskRunner,
-                                             public TileTaskClient {
- public:
-  ~ZeroCopyTileTaskWorkerPool() override;
-
-  static scoped_ptr<TileTaskWorkerPool> Create(
-      base::SequencedTaskRunner* task_runner,
-      TaskGraphRunner* task_graph_runner,
-      ResourceProvider* resource_provider);
-
-  // Overridden from TileTaskWorkerPool:
-  TileTaskRunner* AsTileTaskRunner() override;
-
-  // Overridden from TileTaskRunner:
-  void SetClient(TileTaskRunnerClient* client) override;
-  void Shutdown() override;
-  void ScheduleTasks(TileTaskQueue* queue) override;
-  void CheckForCompletedTasks() override;
-  ResourceFormat GetResourceFormat() override;
-
-  // Overridden from TileTaskClient:
-  scoped_ptr<RasterBuffer> AcquireBufferForRaster(
-      const Resource* resource) override;
-  void ReleaseBufferForRaster(scoped_ptr<RasterBuffer> buffer) override;
-
- protected:
-  ZeroCopyTileTaskWorkerPool(base::SequencedTaskRunner* task_runner,
-                             TaskGraphRunner* task_graph_runner,
-                             ResourceProvider* resource_provider);
-
- private:
-  void OnTaskSetFinished(TaskSet task_set);
-  scoped_refptr<base::trace_event::ConvertableToTraceFormat> StateAsValue()
-      const;
-
-  scoped_refptr<base::SequencedTaskRunner> task_runner_;
-  TaskGraphRunner* task_graph_runner_;
-  const NamespaceToken namespace_token_;
-  TileTaskRunnerClient* client_;
-  ResourceProvider* resource_provider_;
-
-  TaskSetCollection tasks_pending_;
-
-  scoped_refptr<TileTask> task_set_finished_tasks_[kNumberOfTaskSets];
-
-  // Task graph used when scheduling tasks and vector used to gather
-  // completed tasks.
-  TaskGraph graph_;
-  Task::Vector completed_tasks_;
-
-  base::WeakPtrFactory<ZeroCopyTileTaskWorkerPool>
-      task_set_finished_weak_ptr_factory_;
-
-  DISALLOW_COPY_AND_ASSIGN(ZeroCopyTileTaskWorkerPool);
-};
-
-}  // namespace cc
-
-#endif  // CC_RESOURCES_ZERO_COPY_TILE_TASK_WORKER_POOL_H_