message: Make Service::TransferToClient not attempt to manipulate the literal when the transfer failed, preventing a crash and allowing the caller to see the reason for the failed transfer.
diff: @@ -930,9 +930,10 @@ tensorflow::Status Service::TransferToClient(const TransferToClientRequest* arg,
  }
  Literal literal;
  - auto status = LiteralFromAllocation(allocation, *literal_shape, &literal);
  + TF_RETURN_IF_ERROR(
  + LiteralFromAllocation(allocation, *literal_shape, &literal));
  *result->mutable_literal() = literal.ToProto();
  - return status;
  + return tensorflow::Status::OK();
  }
  tensorflow::Status Service::TransferToServer(const TransferToServerRequest* arg,
  