Add hints for potential overlay promotion on android.

cc/resources/video_resource_updater.cc

Index: cc/resources/video_resource_updater.cc
diff --git a/cc/resources/video_resource_updater.cc b/cc/resources/video_resource_updater.cc
index 2ea3f4691eaeee32cbf94f12bde5951088415aeb..115486440f5e8388daae87f93d7781ba3b3131e3 100644
--- a/cc/resources/video_resource_updater.cc
+++ b/cc/resources/video_resource_updater.cc
@@ -768,6 +768,12 @@ VideoFrameExternalResources VideoResourceUpdater::CreateForHardwarePlanes(
                                  media::VideoFrameMetadata::ALLOW_OVERLAY),
                              false);
       mailbox.set_color_space(video_frame->ColorSpace());
+#if defined(OS_ANDROID)
+      mailbox.set_is_backed_by_surface_texture(video_frame->metadata()->IsTrue(
+          media::VideoFrameMetadata::SURFACE_TEXTURE));
+      mailbox.set_wants_promotion_hint(video_frame->metadata()->IsTrue(
+          media::VideoFrameMetadata::WANTS_PROMOTION_HINT));
+#endif
       external_resources.mailboxes.push_back(mailbox);
       external_resources.release_callbacks.push_back(
           base::Bind(&ReturnTexture, AsWeakPtr(), video_frame));