message: Add bool type for tflite.
diff: @@ -1354,6 +1354,8 @@ void UseDefaultMinMaxRangeValues(Model* model, double default_ranges_min,
  int ElementSize(ArrayDataType data_type) {
  switch (data_type) {
  + case ArrayDataType::kBool:
  + return sizeof(bool);
  case ArrayDataType::kFloat:
  return 4;
  case ArrayDataType::kInt8:
  @@ -1379,7 +1381,7 @@ int ElementSize(ArrayDataType data_type) {
  LOG(FATAL) << "Transient arrays with strings are not supported yet";
  return 0;
  default:
  - LOG(FATAL) << "Should not get here.";
  + LOG(FATAL) << "Unknown data_type = " << static_cast<int>(data_type);
  return 0;
  }
  }
  