EnumValidityFunc  132 third_party/protobuf/src/google/protobuf/extension_set.cc   return ((EnumValidityFunc*)arg)(number);
EnumValidityFunc  138 third_party/protobuf/src/google/protobuf/extension_set.cc                                          EnumValidityFunc* is_valid) {
EnumValidityFunc  171 third_party/protobuf/src/google/protobuf/extension_set.h                                     EnumValidityFunc* is_valid);