Restructure contents of blimp/client.

blimp/client/compositor/blimp_output_surface.h

-// Copyright 2015 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 BLIMP_CLIENT_COMPOSITOR_BLIMP_OUTPUT_SURFACE_H_
-#define BLIMP_CLIENT_COMPOSITOR_BLIMP_OUTPUT_SURFACE_H_
-
-#include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/memory/weak_ptr.h"
-#include "cc/output/output_surface.h"
-
-namespace blimp {
-namespace client {
-
-// Minimal implementation of cc::OutputSurface.
-class BlimpOutputSurface : public cc::OutputSurface {
- public:
-  explicit BlimpOutputSurface(
-      const scoped_refptr<cc::ContextProvider>& context_provider);
-  ~BlimpOutputSurface() override;
-
-  // OutputSurface implementation.
-  void SwapBuffers(cc::CompositorFrame* frame) override;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(BlimpOutputSurface);
-};
-
-}  // namespace client
-}  // namespace blimp
-
-#endif  // BLIMP_CLIENT_COMPOSITOR_BLIMP_OUTPUT_SURFACE_H_