This is very confusing as seen in #12974 or #12906. My suggestion would be "legacy."
"Safari >= 10",
    "> 0.5%",
    "not IE > 0",
    "not dead",
  ],
};
const DEFINES = Object.freeze({
  PRODUCTION: true,
  SKIP_BABEL: true,
  TESTING: false,
  
  GENERIC: false,
  MOZCENTRAL: false,
  CHROME: false,
  MINIFIED: false,
  COMPONENTS: false,
  LIB: false,
  IMAGE_DECODERS: false,
});
function transform(charEncoding, transformFunction) {
  return through.obj(function (vinylFile, enc, done) {
    var transformedFile = vinylFile.clone();
    transformedFile.contents = Buffer.from(
      transformFunction(transformedFile.contents),
      charEncoding
    );
    done(null, transformedFile);
  });
}
function safeSpawnSync(command, parameters, options) {