--- a/dom/media/platforms/wrappers/H264Converter.cpp
+++ b/dom/media/platforms/wrappers/H264Converter.cpp
@@ -219,18 +219,16 @@ H264Converter::CreateDecoderAndInit(Medi
   UpdateConfigFromExtraData(extra_data);
 
   nsresult rv = CreateDecoder(/* DecoderDoctorDiagnostics* */ nullptr);
 
   if (NS_SUCCEEDED(rv)) {
     // Queue the incoming sample.
     mMediaRawSamples.AppendElement(aSample);
 
-    RefPtr<H264Converter> self = this;
-
     mInitPromiseRequest.Begin(mDecoder->Init()
       ->Then(AbstractThread::GetCurrent()->AsTaskQueue(), __func__, this,
              &H264Converter::OnDecoderInitDone,
              &H264Converter::OnDecoderInitFailed));
   }
   return rv;
 }