It is time.

ui/ozone/public/surface_ozone_egl.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_PUBLIC_SURFACE_OZONE_EGL_H_
-#define UI_OZONE_PUBLIC_SURFACE_OZONE_EGL_H_
-
-#include "base/basictypes.h"
-#include "base/memory/scoped_ptr.h"
-#include "ui/gfx/overlay_transform.h"
-#include "ui/ozone/ozone_base_export.h"
-
-namespace gfx {
-class Size;
-class VSyncProvider;
-}
-
-namespace ui {
-class NativePixmap;
-
-// The platform-specific part of an EGL surface.
-//
-// This class owns any bits that the ozone implementation needs freed when
-// the EGL surface is destroyed.
-class OZONE_BASE_EXPORT SurfaceOzoneEGL {
- public:
-  virtual ~SurfaceOzoneEGL() {}
-
-  // Returns the EGL native window for rendering onto this surface.
-  // This can be used to to create a GLSurface.
-  virtual intptr_t /* EGLNativeWindowType */ GetNativeWindow() = 0;
-
-  // Attempts to resize the EGL native window to match the viewport
-  // size.
-  virtual bool ResizeNativeWindow(const gfx::Size& viewport_size) = 0;
-
-  // Called after we swap buffers. This is usually a no-op but can
-  // be used to present the new front buffer if the platform requires this.
-  virtual bool OnSwapBuffers() = 0;
-
-  // Returns a gfx::VsyncProvider for this surface. Note that this may be
-  // called after we have entered the sandbox so if there are operations (e.g.
-  // opening a file descriptor providing vsync events) that must be done
-  // outside of the sandbox, they must have been completed in
-  // InitializeHardware. Returns an empty scoped_ptr on error.
-  virtual scoped_ptr<gfx::VSyncProvider> CreateVSyncProvider() = 0;
-};
-
-}  // namespace ui
-
-#endif  // UI_OZONE_PUBLIC_SURFACE_OZONE_EGL_H_