cc: Remove all blimp code from cc.

cc/blimp/image_serialization_processor.h

-// Copyright 2016 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_BLIMP_IMAGE_SERIALIZATION_PROCESSOR_H_
-#define CC_BLIMP_IMAGE_SERIALIZATION_PROCESSOR_H_
-
-#include "base/memory/ptr_util.h"
-
-namespace cc {
-
-class ClientPictureCache;
-class EnginePictureCache;
-
-// ImageSerializationProcessor provides functionality to serialize,
-// deserialize and cache Skia images.
-class ImageSerializationProcessor {
- public:
-  virtual ~ImageSerializationProcessor() {}
-
-  virtual std::unique_ptr<EnginePictureCache> CreateEnginePictureCache() = 0;
-  virtual std::unique_ptr<ClientPictureCache> CreateClientPictureCache() = 0;
-};
-
-}  // namespace cc
-
-#endif  // CC_BLIMP_IMAGE_SERIALIZATION_PROCESSOR_H_