message: Added missing enums.
diff: @@ -798,6 +798,7 @@ class ElementwiseOperationParser : public TFLiteOperationParser {
  case OperationType::ABS:
  case OperationType::COPY:
  case OperationType::COS:
  + case OperationType::ELU:
  case OperationType::EXP:
  case OperationType::LOG:
  case OperationType::RSQRT:
  @@ -815,6 +816,8 @@ class ElementwiseOperationParser : public TFLiteOperationParser {
  bool IsTwoArgumentOperation() const {
  switch (operation_type_) {
  case OperationType::DIV:
  + case OperationType::MAXIMUM:
  + case OperationType::MINIMUM:
  case OperationType::POW:
  case OperationType::SQUARED_DIFF:
  case OperationType::SUB:
  @@ -826,8 +829,11 @@ class ElementwiseOperationParser : public TFLiteOperationParser {
  bool IsTwoArgumentOperationWithConst() const {
  switch (operation_type_) {
  - case OperationType::MINIMUM:
  + case OperationType::DIV:
  case OperationType::MAXIMUM:
  + case OperationType::MINIMUM:
  + case OperationType::POW:
  + case OperationType::SQUARED_DIFF:
  case OperationType::SUB:
  return true;
  default:
  