removeEnum method
Removes an enum from the target project by name.
Implementation
void removeEnum(String name) {
_queueRemoval(
name: name,
kind: 'enum',
declarationApi: 'enum_',
declaredNames: _enumNames,
);
_rawMutations.add(
(project) => data_schema_helpers.removeEnum(project, name: name),
);
}