ozone: Implement support for CreateGpuMemoryBufferFromHandle for OzoneNativePixmap backed GMBs.

ui/ozone/platform/drm/gpu/gbm_surface_factory.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_DRM_GPU_GBM_SURFACE_FACTORY_H_
 #define UI_OZONE_PLATFORM_DRM_GPU_GBM_SURFACE_FACTORY_H_
 
 #include <map>
 
 #include "base/threading/thread_checker.h"
@@ skipping 29 matching lines @@
       gfx::AcceleratedWidget widget) override;
   scoped_ptr<ui::SurfaceOzoneEGL> CreateEGLSurfaceForWidget(
       gfx::AcceleratedWidget w) override;
   scoped_ptr<SurfaceOzoneEGL> CreateSurfacelessEGLSurfaceForWidget(
       gfx::AcceleratedWidget widget) override;
   scoped_refptr<ui::NativePixmap> CreateNativePixmap(
       gfx::AcceleratedWidget widget,
       gfx::Size size,
       gfx::BufferFormat format,
       gfx::BufferUsage usage) override;
+  scoped_refptr<NativePixmap> CreateNativePixmapFromHandle(
+      const gfx::NativePixmapHandle& handle) override;
 
  private:
   scoped_refptr<GbmDevice> GetGbmDevice(gfx::AcceleratedWidget widget);
 
   DrmDeviceManager* drm_device_manager_;  // Not owned.
   ScreenManager* screen_manager_;         // Not owned.
 
   base::ThreadChecker thread_checker_;
 
   std::map<gfx::AcceleratedWidget, GbmSurfaceless*> widget_to_surface_map_;
 
   DISALLOW_COPY_AND_ASSIGN(GbmSurfaceFactory);
 };
 
 }  // namespace ui
 
 #endif  // UI_OZONE_PLATFORM_DRM_GPU_GBM_SURFACE_FACTORY_H_