cc: Remove all blimp code from cc.

cc/blimp/compositor_proto_state.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_COMPOSITOR_PROTO_STATE_H_
-#define CC_BLIMP_COMPOSITOR_PROTO_STATE_H_
-
-#include <memory>
-#include <vector>
-
-#include "base/macros.h"
-#include "cc/base/cc_export.h"
-
-namespace cc {
-namespace proto {
-class CompositorMessage;
-}
-
-class SwapPromise;
-
-class CC_EXPORT CompositorProtoState {
- public:
-  CompositorProtoState();
-  ~CompositorProtoState();
-
-  // The SwapPromises associated with this frame update.
-  std::vector<std::unique_ptr<SwapPromise>> swap_promises;
-
-  // Serialized CompositorState.
-  std::unique_ptr<proto::CompositorMessage> compositor_message;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(CompositorProtoState);
-};
-
-}  // namespace cc
-
-#endif  // CC_BLIMP_COMPOSITOR_PROTO_STATE_H_