message: Remove namespace convert from DebugString
diff: @@ -538,7 +538,7 @@ bool TRTEngineOp::ExecuteTrtEngine(OpKernelContext* ctx,
  string binding_types = "";
  for (int i=0; i < cuda_engine->getNbBindings(); i++) {
  binding_types += " " + string(cuda_engine->getBindingName(i))
  - + ": " + convert::DebugString(cuda_engine->getBindingDataType(i)) + "\n";
  + + ": " + DebugString(cuda_engine->getBindingDataType(i)) + "\n";
  }
  VLOG(2) << binding_types;
  }
  