ozone: Implement zero/one-copy texture for Ozone GBM.

content/browser/gpu/browser_native_pixmap_manager_ozone.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_BROWSER_GPU_BROWSER_NATIVE_PIXMAP_MANAGER_OZONE_H_
 #define CONTENT_BROWSER_GPU_BROWSER_NATIVE_PIXMAP_MANAGER_OZONE_H_
 
 #include "base/file_descriptor_posix.h"
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 13 matching lines @@
 
   typedef base::Callback<void(const base::FileDescriptor& fd)>
       FileDescriptorCallback;
   void ReplyVirtualDeviceForChildProcess(
       const FileDescriptorCallback& callback);
 
   // ui::NativePixmapManager:
   void Initialize(const base::FileDescriptor& device_fd) override;
   std::vector<Configuration> GetSupportedNativePixmapConfigurations()
       const override;
+  scoped_refptr<ui::NativePixmap> CreateFromFileDescriptor(
+      base::FileDescriptor handle,
+      gfx::Size size,
+      ui::SurfaceFactoryOzone::BufferFormat format,
+      ui::SurfaceFactoryOzone::BufferUsage usage) override;
 
  private:
   friend struct BrowserNativePixmapManagerTrait;
   BrowserNativePixmapManager();
 
   scoped_ptr<ui::NativePixmapManager> pixmap_manager_;
   base::FileDescriptor device_fd_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserNativePixmapManager);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_GPU_BROWSER_NATIVE_PIXMAP_MANAGER_OZONE_H_