Refactor content/common/gpu into gpu/ipc/service

gpu/ipc/service/child_window_surface_win.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 CONTENT_COMMON_GPU_CHILD_WINDOW_SURFACE_WIN_H_
-#define CONTENT_COMMON_GPU_CHILD_WINDOW_SURFACE_WIN_H_
+#ifndef GPU_IPC_SERVICE_CHILD_WINDOW_SURFACE_WIN_H_
+#define GPU_IPC_SERVICE_CHILD_WINDOW_SURFACE_WIN_H_
 
 #include "ui/gl/gl_surface_egl.h"
 
 #include <windows.h>
 
-namespace content {
+namespace gpu {
 
 class GpuChannelManager;
 
 class ChildWindowSurfaceWin : public gfx::NativeViewGLSurfaceEGL {
  public:
   ChildWindowSurfaceWin(GpuChannelManager* manager, HWND parent_window);
 
   // GLSurface implementation.
   EGLConfig GetConfig() override;
   bool Resize(const gfx::Size& size,
@@ skipping 13 matching lines @@
 
   HWND parent_window_;
   GpuChannelManager* manager_;
   gfx::Rect rect_to_clear_;
   bool alpha_;
   bool first_swap_;
 
   DISALLOW_COPY_AND_ASSIGN(ChildWindowSurfaceWin);
 };
 
-}  // namespace content
+}  // namespace gpu
 
-#endif  // CONTENT_COMMON_GPU_CHILD_WINDOW_SURFACE_WIN_H_
+#endif  // GPU_IPC_SERVICE_CHILD_WINDOW_SURFACE_WIN_H_