Remove parts of //cc we aren't using

cc/test/layer_tree_pixel_resource_test.h

-// Copyright 2014 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_TEST_LAYER_TREE_PIXEL_RESOURCE_TEST_H_
-#define CC_TEST_LAYER_TREE_PIXEL_RESOURCE_TEST_H_
-
-#include "base/memory/ref_counted.h"
-#include "cc/test/layer_tree_pixel_test.h"
-
-namespace cc {
-
-class LayerTreeHostImpl;
-class TileTaskWorkerPool;
-class ResourcePool;
-
-// Enumerate the various combinations of renderer, resource pool, staging
-// texture type, and drawing texture types.  Not all of the combinations
-// are possible (or worth testing independently), so this is the minimal
-// list to hit all codepaths.
-enum PixelResourceTestCase {
-  SOFTWARE,
-  GL_GPU_RASTER_2D_DRAW,
-  GL_ONE_COPY_2D_STAGING_2D_DRAW,
-  GL_ONE_COPY_RECT_STAGING_2D_DRAW,
-  GL_ONE_COPY_EXTERNAL_STAGING_2D_DRAW,
-  GL_ZERO_COPY_2D_DRAW,
-  GL_ZERO_COPY_RECT_DRAW,
-  GL_ZERO_COPY_EXTERNAL_DRAW,
-  GL_ASYNC_UPLOAD_2D_DRAW,
-};
-
-class LayerTreeHostPixelResourceTest : public LayerTreePixelTest {
- public:
-  explicit LayerTreeHostPixelResourceTest(PixelResourceTestCase test_case);
-  LayerTreeHostPixelResourceTest();
-
-  scoped_ptr<Rasterizer> CreateRasterizer(
-      LayerTreeHostImpl* host_impl) override;
-  void CreateResourceAndTileTaskWorkerPool(
-      LayerTreeHostImpl* host_impl,
-      scoped_ptr<TileTaskWorkerPool>* tile_task_worker_pool,
-      scoped_ptr<ResourcePool>* resource_pool,
-      scoped_ptr<ResourcePool>* staging_resource_pool) override;
-
-  void RunPixelResourceTest(scoped_refptr<Layer> content_root,
-                            base::FilePath file_name);
-
-  enum TileTaskWorkerPoolOption {
-    BITMAP_TILE_TASK_WORKER_POOL,
-    GPU_TILE_TASK_WORKER_POOL,
-    ZERO_COPY_TILE_TASK_WORKER_POOL,
-    ONE_COPY_TILE_TASK_WORKER_POOL,
-    PIXEL_BUFFER_TILE_TASK_WORKER_POOL,
-  };
-
- protected:
-  unsigned staging_texture_target_;
-  unsigned draw_texture_target_;
-  TileTaskWorkerPoolOption resource_pool_option_;
-  bool initialized_;
-
-  void InitializeFromTestCase(PixelResourceTestCase test_case);
-
- private:
-  PixelResourceTestCase test_case_;
-};
-
-#define INSTANTIATE_PIXEL_RESOURCE_TEST_CASE_P(framework_name) \
-  INSTANTIATE_TEST_CASE_P(                                     \
-      PixelResourceTest,                                       \
-      framework_name,                                          \
-      ::testing::Values(SOFTWARE,                              \
-                        GL_GPU_RASTER_2D_DRAW,                 \
-                        GL_ONE_COPY_2D_STAGING_2D_DRAW,        \
-                        GL_ONE_COPY_RECT_STAGING_2D_DRAW,      \
-                        GL_ONE_COPY_EXTERNAL_STAGING_2D_DRAW,  \
-                        GL_ZERO_COPY_2D_DRAW,                  \
-                        GL_ZERO_COPY_RECT_DRAW,                \
-                        GL_ZERO_COPY_EXTERNAL_DRAW,            \
-                        GL_ASYNC_UPLOAD_2D_DRAW))
-
-class ParameterizedPixelResourceTest
-    : public LayerTreeHostPixelResourceTest,
-      public ::testing::WithParamInterface<PixelResourceTestCase> {
- public:
-  ParameterizedPixelResourceTest();
-};
-
-}  // namespace cc
-
-#endif  // CC_TEST_LAYER_TREE_PIXEL_RESOURCE_TEST_H_