PVS-Studio warning V509 for WebRTC

~PipelineListener()
{
  nsresult rv = NS_DispatchToMainThread(new
    ConduitDeleteEvent(conduit_.forget()));
  MOZ_ASSERT(....);
  if (NS_FAILED(rv)) {
    MOZ_CRASH();
  }
}

This suspicious code was found in WebRTC project by PVS-Studio static code analyzer.
Warning message is:
V509 The 'new' operator should be located inside the try..catch block, as it could potentially generate an exception. Raising exception inside the destructor is illegal. mediapipeline.h 422

PVS-Studio is a static analyzer for detecting bugs in the source code of applications written in C, C++, C++11, C++/CX. Site: http://www.viva64.com/en/pvs-studio/