It is time.

ui/ozone/platform/dri/gbm_surface.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 UI_OZONE_PLATFORM_DRI_GBM_SURFACE_H_
-#define UI_OZONE_PLATFORM_DRI_GBM_SURFACE_H_
-
-#include "base/macros.h"
-#include "ui/gfx/geometry/size.h"
-#include "ui/ozone/platform/dri/gbm_surfaceless.h"
-#include "ui/ozone/public/surface_ozone_egl.h"
-
-struct gbm_bo;
-struct gbm_device;
-struct gbm_surface;
-
-namespace ui {
-
-class DriBuffer;
-class DriWrapper;
-class DriWindowDelegate;
-
-// Extends the GBM surfaceless functionality and adds an implicit surface for
-// the primary plane. Arbitrary buffers can still be allocated and displayed as
-// overlay planes, however the primary plane is associated with the native
-// surface and is updated via an EGLSurface.
-class GbmSurface : public GbmSurfaceless {
- public:
-  GbmSurface(DriWindowDelegate* window_delegate,
-             gbm_device* device,
-             DriWrapper* dri);
-  virtual ~GbmSurface();
-
-  bool Initialize();
-
-  // GbmSurfaceless:
-  virtual intptr_t GetNativeWindow() override;
-  virtual bool ResizeNativeWindow(const gfx::Size& viewport_size) override;
-  virtual bool OnSwapBuffers() override;
-
- private:
-  gbm_device* gbm_device_;
-
-  DriWrapper* dri_;
-
-  // The native GBM surface. In EGL this represents the EGLNativeWindowType.
-  gbm_surface* native_surface_;
-
-  // Buffer currently used for scanout.
-  gbm_bo* current_buffer_;
-
-  gfx::Size size_;
-
-  DISALLOW_COPY_AND_ASSIGN(GbmSurface);
-};
-
-}  // namespace ui
-
-#endif  // UI_OZONE_PLATFORM_DRI_GBM_SURFACE_H_