Revert of Mojo multiple command buffer support and sample

mojo/examples/surfaces_app/child_gl_impl.h

-// Copyright 2014 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 MOJO_EXAMPLES_SURFACES_APP_CHILD_GL_IMPL_H_
-#define MOJO_EXAMPLES_SURFACES_APP_CHILD_GL_IMPL_H_
-
-#include "base/containers/hash_tables.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/time/time.h"
-#include "cc/surfaces/surface_id.h"
-#include "cc/surfaces/surface_id_allocator.h"
-#include "mojo/examples/sample_app/spinning_cube.h"
-#include "mojo/examples/surfaces_app/child.mojom.h"
-#include "mojo/public/c/gles2/gles2.h"
-#include "mojo/public/cpp/bindings/string.h"
-#include "mojo/services/public/interfaces/surfaces/surface_id.mojom.h"
-#include "mojo/services/public/interfaces/surfaces/surfaces.mojom.h"
-#include "third_party/skia/include/core/SkColor.h"
-#include "ui/gfx/size.h"
-
-namespace cc {
-class CompositorFrame;
-}
-
-namespace mojo {
-
-class ApplicationConnection;
-
-namespace examples {
-
-// Simple example of a child app using surfaces + GL.
-class ChildGLImpl : public InterfaceImpl<Child>, public SurfaceClient {
- public:
-  ChildGLImpl(ApplicationConnection* surfaces_service_connection,
-              CommandBufferPtr command_buffer);
-  virtual ~ChildGLImpl();
-
-  // SurfaceClient implementation
-  virtual void SetIdNamespace(uint32_t id_namespace) OVERRIDE;
-  virtual void ReturnResources(Array<ReturnedResourcePtr> resources) OVERRIDE;
-
- private:
-  // Child implementation.
-  virtual void ProduceFrame(
-      ColorPtr color,
-      SizePtr size,
-      const mojo::Callback<void(SurfaceIdPtr id)>& callback) OVERRIDE;
-
-  void AllocateSurface();
-  void Draw();
-
-  SkColor color_;
-  gfx::Size size_;
-  scoped_ptr<cc::SurfaceIdAllocator> allocator_;
-  SurfacePtr surface_;
-  MojoGLES2Context context_;
-  cc::SurfaceId id_;
-  ::examples::SpinningCube cube_;
-  Callback<void(SurfaceIdPtr id)> produce_callback_;
-  base::TimeTicks start_time_;
-  uint32_t next_resource_id_;
-  base::hash_map<uint32_t, GLuint> id_to_tex_map_;
-
-  DISALLOW_COPY_AND_ASSIGN(ChildGLImpl);
-};
-
-}  // namespace examples
-}  // namespace mojo
-
-#endif  // MOJO_EXAMPLES_SURFACES_APP_CHILD_GL_IMPL_H_