Plumb decoded video pixel format from GPU process to renderer.

media/base/video_frame.h

Index: media/base/video_frame.h
diff --git a/media/base/video_frame.h b/media/base/video_frame.h
index 53ca5661042bc852528f6140e0cb34e878f45a98..b588d56a6e23219d5b8bb48dfb84895a333c88a2 100644
--- a/media/base/video_frame.h
+++ b/media/base/video_frame.h
@@ -137,6 +137,15 @@ class MEDIA_EXPORT VideoFrame : public base::RefCountedThreadSafe<VideoFrame> {
       const gfx::Size& natural_size,
       base::TimeDelta timestamp);
 
+  static scoped_refptr<VideoFrame> WrapNativeTextures(

[miu, 2016/05/05 20:35:36]

If you're going to add this, please delete WrapNativeTexture() and
WrapYUV420NativeTextures() since they would now be redundant.

+      VideoPixelFormat format,
+      const gpu::MailboxHolder (&mailbox_holder)[kMaxPlanes],
+      const ReleaseMailboxCB& mailbox_holders_release_cb,
+      const gfx::Size& coded_size,
+      const gfx::Rect& visible_rect,
+      const gfx::Size& natural_size,
+      base::TimeDelta timestamp);
+
   // Wraps a set of native textures representing YUV data with a VideoFrame.
   // |mailbox_holders_release_cb| will be called with a sync token as the
   // argument when the VideoFrame is to be destroyed.