anchor.diff:    /**
      * Create the analyzer used by the tests.
      */
  -  StaticTypeAnalyzer _createAnalyzer({bool strongMode: false}) {
  -    AnalysisContext context;
  -    if (strongMode) {
  -      AnalysisOptionsImpl options = new AnalysisOptionsImpl();
  -      context = TestAnalysisContext();
  -    } else {
  -      context = TestAnalysisContext();
  -    }
  +  StaticTypeAnalyzer _createAnalyzer() {
  +    var context = TestAnalysisContext();
       var inheritance = new InheritanceManager3(context.typeSystem);
       Source source = new FileSource(getFile("/lib.dart"));
       CompilationUnitElementImpl definingCompilationUnit =
  
positive.code: import 'package:analyzer/src/dart/element/inheritance_manager3.dart';
  import 'package:analyzer/src/dart/element/type.dart';
  import 'package:analyzer/src/error/codes.dart';
  import 'package:analyzer/src/generated/engine.dart';
  import 'package:analyzer/src/generated/resolver.dart';
  import 'package:analyzer/src/generated/source.dart';
  import 'package:analyzer/src/generated/static_type_analyzer.dart';
  
negative.code:   }
  
    void test_visitListLiteral_unresolved() {
      // [a] // where 'a' is not resolved
      Identifier identifier = AstTestFactory.identifier3('a');
      Expression node = AstTestFactory.listLiteral([identifier]);
  