Handle super-method call

pkg/compiler/lib/src/js_backend/mirrors_data.dart

 // Copyright (c) 2017, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 import '../closure.dart';
 import '../common.dart';
 import '../common_elements.dart';
 import '../compiler.dart';
 import '../constants/values.dart';
 import '../elements/elements.dart';
@@ skipping 525 matching lines @@
    * reflection locally when looking at the member: We lack the information by
    * which classes a member is inherited. Called after resolution is complete.
    *
    * We filter out private libraries here, as their elements should not
    * be visible by reflection unless some other interfaces makes them
    * accessible.
    */
   void computeMembersNeededForReflection(
       ResolutionWorldBuilder worldBuilder, ClosedWorld closedWorld) {
     if (_membersNeededForReflection != null) return;
-    if (closedWorld.commonElements.mirrorsLibrary == null) {
+    if (!closedWorld.backendUsage.isMirrorsUsed) {
       createImmutableSets();
       return;
     }
     _classesNeededForReflection = new Set<ClassElement>();
     _typedefsNeededForReflection = new Set<TypedefElement>();
     _membersNeededForReflection = new Set<MemberElement>();
     _closuresNeededForReflection = new Set<LocalFunctionElement>();
 
     // Compute a mapping from class to the closures it contains, so we
     // can include the correct ones when including the class.
@@ skipping 147 matching lines @@
   }
 
   /// Called when `const Symbol(name)` is seen.
   void registerConstSymbol(String name) {
     symbolsUsed.add(name);
     if (name.endsWith('=')) {
       symbolsUsed.add(name.substring(0, name.length - 1));
     }
   }
 }