Add hints for potential overlay promotion on android.

media/filters/gpu_video_decoder.cc

Index: media/filters/gpu_video_decoder.cc
diff --git a/media/filters/gpu_video_decoder.cc b/media/filters/gpu_video_decoder.cc
index 6a4bcadfb15b58efcbe3998ab138be091ddaba53..723c6da03b6bb0becb79a26ce75f7d64c9be2aae 100644
--- a/media/filters/gpu_video_decoder.cc
+++ b/media/filters/gpu_video_decoder.cc
@@ -682,6 +682,12 @@ void GpuVideoDecoder::PictureReady(const media::Picture& picture) {
   frame->set_color_space(picture.color_space());
   if (picture.allow_overlay())
     frame->metadata()->SetBoolean(VideoFrameMetadata::ALLOW_OVERLAY, true);
+  if (picture.surface_texture())
+    frame->metadata()->SetBoolean(VideoFrameMetadata::SURFACE_TEXTURE, true);
+  if (picture.wants_promotion_hint()) {
+    frame->metadata()->SetBoolean(VideoFrameMetadata::WANTS_PROMOTION_HINT,
+                                  true);
+  }
 #if defined(OS_WIN)
   frame->metadata()->SetBoolean(VideoFrameMetadata::DECODER_OWNS_FRAME, true);
 #endif