cleanup return values within linkedName
cleanup return values within linkedName

dart-lang/dartdoc,astashov/dartdoc,keertip/dartdoc,keertip/dartdoc,astashov/dartdoc,dart-lang/dartdoc,keertip/dartdoc,astashov/dartdoc,astashov/dartdoc,dart-lang/dartdoc,dart-lang/dartdoc,keertip/dartdoc