media: Convert I420 VideoFrame to UYVY GpuMemoryBuffer.

media/renderers/gpu_video_accelerator_factories.h

Index: media/renderers/gpu_video_accelerator_factories.h
diff --git a/media/renderers/gpu_video_accelerator_factories.h b/media/renderers/gpu_video_accelerator_factories.h
index c6f728e9b8d8ddabdd9d5cbb9e9c73de56a2931a..5a8ba0b979be32428fe9dadb8b4183b0aff9ebe8 100644
--- a/media/renderers/gpu_video_accelerator_factories.h
+++ b/media/renderers/gpu_video_accelerator_factories.h
@@ -12,6 +12,7 @@
 #include "gpu/command_buffer/client/gles2_interface.h"
 #include "gpu/command_buffer/common/mailbox.h"
 #include "media/base/media_export.h"
+#include "media/base/video_types.h"
 #include "media/video/video_decode_accelerator.h"
 #include "media/video/video_encode_accelerator.h"
 #include "ui/gfx/gpu_memory_buffer.h"
@@ -70,6 +71,9 @@ class MEDIA_EXPORT GpuVideoAcceleratorFactories
 
   virtual bool ShouldUseGpuMemoryBuffersForVideoFrames() const = 0;
   virtual unsigned ImageTextureTarget() = 0;
+  // Pixel format of the hardware video frames created when GpuMemoryBuffers
+  // video frames are enabled.
+  virtual VideoPixelFormat VideoFrameOutputFormat() = 0;
   virtual bool IsTextureRGSupported() = 0;
 
   virtual gpu::gles2::GLES2Interface* GetGLES2Interface() = 0;