Bug 1297265: P9. Rework Vorbis Decoder use of InputExhausted. r=kamidphish

MozReview-Commit-ID: 58KKxY1YcpK

--HG--
extra : rebase_source : e4ebf699c7eba1c68b874d02ccde2fb8bb3c4439

dom/media/platforms/agnostic/VorbisDecoder.cpp

@@ -143,7 +143,7 @@ VorbisDataDecoder::ProcessDecode(MediaRawData* aSample)
   }
   if (DoDecode(aSample) == -1) {
     mCallback->Error(MediaDataDecoderError::DECODE_ERROR);
-  } else if (mTaskQueue->IsEmpty()) {
+  } else {
     mCallback->InputExhausted();
   }
 }