Delete CC.

cc/test/pixel_test_utils.h

-// Copyright (c) 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.
-
-#ifndef CC_TEST_PIXEL_TEST_UTILS_H_
-#define CC_TEST_PIXEL_TEST_UTILS_H_
-
-#include <string>
-
-#include "base/files/file_path.h"
-#include "cc/test/pixel_comparator.h"
-
-class SkBitmap;
-
-namespace cc {
-
-// Encodes a bitmap into a PNG and write to disk. Returns true on success. The
-// parent directory does not have to exist.
-bool WritePNGFile(const SkBitmap& bitmap, const base::FilePath& file_path,
-    bool discard_transparency);
-
-// Reads and decodes a PNG image to a bitmap. Returns true on success. The PNG
-// should have been encoded using |gfx::PNGCodec::Encode|.
-bool ReadPNGFile(const base::FilePath& file_path, SkBitmap* bitmap);
-
-std::string GetPNGDataUrl(const SkBitmap& bitmap);
-
-// Compares with a PNG file on disk using the given PixelComparator, and returns
-// true if the comparator returns a match. |ref_img_path| is absolute.
-bool MatchesPNGFile(const SkBitmap& gen_bmp,
-                    base::FilePath ref_img_path,
-                    const PixelComparator& comparator);
-
-}  // namespace cc
-
-#endif  // CC_TEST_PIXEL_TEST_UTILS_H_