cc/blimp: Add a LayerTreeHostRemote implementation.

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 <vector>
+
+#include "base/macros.h"
+#include "cc/base/cc_export.h"
+
+namespace cc {
+class SwapPromise;
+
+class CC_EXPORT CompositorProtoState {
+ public:
+  CompositorProtoState();
+  ~CompositorProtoState();
+
+  // The SwapPromises associated with this frame update.
+  std::vector<SwapPromise> swap_promises;
+
+  // TODO(khushalsagar): Add serialized representation of the layers, layer tree
+  // and display lists.
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(CompositorProtoState);
+};
+
+}  // namespace cc
+
+#endif  // CC_BLIMP_COMPOSITOR_PROTO_STATE_H_