anchor.diff:     */
     bool isGeneratingExpression = false;
   
  -  bool visitedForeignCode = false;
  +  bool inhibitVariableMinification = false;
   
     final JavaScriptBackend backend;
     final WorkItem work;
  
positive.code:       FunctionElement element = work.element;
        js.Block body;
        ClassElement enclosingClass = element.getEnclosingClass();
        bool allowVariableMinification = !codegen.visitedForeignCode;
  
        if (element.isInstanceMember()
            && enclosingClass.isNative()
  
negative.code:   }
  
    visitForeignNew(HForeignNew node) {
      String jsClassReference = backend.namer.isolateAccess(node.element);
      List<HInstruction> inputs = node.inputs;
      // We can't use 'visitArguments', since our arguments start at input[0].
  