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

content/renderer/pepper/content_decryptor_delegate.cc

Index: content/renderer/pepper/content_decryptor_delegate.cc
diff --git a/content/renderer/pepper/content_decryptor_delegate.cc b/content/renderer/pepper/content_decryptor_delegate.cc
index 2c94fe948dfc8bb8c5384701a4d765e1c1e56133..21baa58e72ca49df43ab33f5af8d70eae8ec768a 100644
--- a/content/renderer/pepper/content_decryptor_delegate.cc
+++ b/content/renderer/pepper/content_decryptor_delegate.cc
@@ -1035,6 +1035,11 @@ void ContentDecryptorDelegate::DeliverFrame(
           frame_data + frame_info->plane_offsets[PP_DECRYPTEDFRAMEPLANES_V],
           base::TimeDelta::FromMicroseconds(
               frame_info->tracking_info.timestamp));
+  if (!decoded_frame) {
+    FreeBuffer(frame_info->tracking_info.buffer_id);
+    video_decode_cb.Run(Decryptor::kError, NULL);
+    return;
+  }
   decoded_frame->AddDestructionObserver(
       media::BindToCurrentLoop(
           base::Bind(&BufferNoLongerNeeded,