Verify returned frames from media::VideoFrame::Wrap*() methods

media/filters/vpx_video_decoder.cc

Index: media/filters/vpx_video_decoder.cc
diff --git a/media/filters/vpx_video_decoder.cc b/media/filters/vpx_video_decoder.cc
index d9721b0c9474e6aa83867d395d8dbad900473aaf..8a44c16ec1f1f20cfadff460bf25f6376e0d4677 100644
--- a/media/filters/vpx_video_decoder.cc
+++ b/media/filters/vpx_video_decoder.cc
@@ -464,6 +464,10 @@ bool VpxVideoDecoder::VpxDecode(const scoped_refptr<DecoderBuffer>& buffer,
   }
 
   CopyVpxImageToVideoFrame(vpx_image, video_frame);
+  if (!video_frame->get()) {
+    DLOG(ERROR) << "Couldn't create video frame";
+    return false;
+  }
   (*video_frame)->set_timestamp(base::TimeDelta::FromMicroseconds(timestamp));
 
   // Default to the color space from the config, but if the bistream specifies
@@ -576,8 +580,9 @@ void VpxVideoDecoder::CopyVpxImageToVideoFrame(
         vpx_image->planes[VPX_PLANE_U],
         vpx_image->planes[VPX_PLANE_V],
         kNoTimestamp());
-    video_frame->get()->AddDestructionObserver(
-        memory_pool_->CreateFrameCallback(vpx_image->fb_priv));
+    if (video_frame->get())
+      video_frame->get()->AddDestructionObserver(
+          memory_pool_->CreateFrameCallback(vpx_image->fb_priv));
 
     UMA_HISTOGRAM_COUNTS("Media.Vpx.VideoDecoderBuffersInUseByDecoder",
                          memory_pool_->NumberOfFrameBuffersInUseByDecoder());