Adjusted .status for fix in dartium: invoker_operator_test now ok
Adjusted .status for fix in dartium: invoker_operator_test now ok

Review URL: https://codereview.chromium.org/1256793003 .

bwu-dart-contributing/reflectable,google/reflectable.dart,luisvt/reflectable,jakemac53/reflectable,luisvt/reflectable,bwu-dart-contributing/reflectable,jakemac53/reflectable,google/reflectable.dart