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

content/browser/gpu/browser_native_pixmap_manager_ozone.h

Index: content/browser/gpu/browser_native_pixmap_manager_ozone.h
diff --git a/content/browser/gpu/browser_native_pixmap_manager_ozone.h b/content/browser/gpu/browser_native_pixmap_manager_ozone.h
index d4bee60be6ee0596206bdc8a5afbee89f2fa3b40..91a3bf6ba9ed905328102bb100e67cbf7902463d 100644
--- a/content/browser/gpu/browser_native_pixmap_manager_ozone.h
+++ b/content/browser/gpu/browser_native_pixmap_manager_ozone.h
@@ -30,6 +30,11 @@ class BrowserNativePixmapManager : public 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;