message: remove repeated call
diff: @@ -1416,7 +1416,7 @@ Status FindKernelDef(
  std::string device_str = DeviceTypeString(device_type);
  Status s = errors::NotFound(
  "No registered '", node_op, "' OpKernel for ",
  - DeviceTypeString(device_type), " devices compatible with node ",
  + device_str, " devices compatible with node ",
  FormatNodeDefForError(node_name, has_experimental_debug_info,
  experimental_debug_info));
  if (was_attr_mismatch) {
  