Enable generic method support by default

pkg/analyzer/test/generated/resolver_test.dart

 // Copyright (c) 2014, 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.
 
 library analyzer.test.generated.resolver_test;
 
 import 'dart:collection';
 
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/ast/token.dart';
@@ skipping 206 matching lines @@
     expect(functions[0].enclosingElement, constructor);
     assertErrors(source, [ParserErrorCode.GETTER_IN_FUNCTION]);
   }
 }
 
 /**
  * Tests for generic method and function resolution that do not use strong mode.
  */
 @reflectiveTest
 class GenericMethodResolverTest extends StaticTypeAnalyzer2TestShared {
-  void setUp() {
-    super.setUp();
-    AnalysisOptionsImpl options = new AnalysisOptionsImpl();
-    options.enableGenericMethods = true;
-    resetWithOptions(options);
-  }
-
   void test_genericMethod_propagatedType_promotion() {
     // Regression test for:
     // https://github.com/dart-lang/sdk/issues/25340
     //
     // Note, after https://github.com/dart-lang/sdk/issues/25486 the original
     // strong mode example won't work, as we now compute a static type and
     // therefore discard the propagated type.
     //
     // So this test does not use strong mode.
     resolveTestUnit(r'''
@@ skipping 3330 matching lines @@
     node.accept(_visitor);
   }
 
   /**
    * Parse the given [code], build elements and resolve in the
    * [TypeResolverMode.local] mode. The [code] is allowed to use only the type
    * named `A`.
    */
   void _resolveTypeModeLocal(
       String code, AstNode getNodeToResolve(CompilationUnit unit)) {
-    CompilationUnit unit =
-        ParserTestCase.parseCompilationUnit2(code, parseGenericMethods: true);
+    CompilationUnit unit = ParserTestCase.parseCompilationUnit2(code);
     var unitElement = new CompilationUnitElementImpl('/test.dart');
 
     // Build API elements.
     {
       var holder = new ElementHolder();
       unit.accept(new ElementBuilder(holder, unitElement));
     }
 
     // Prepare for resolution.
     LibraryScope libraryScope;
@@ skipping 35 matching lines @@
  */
 class _StaleElement extends ElementImpl {
   _StaleElement() : super("_StaleElement", -1);
 
   @override
   get kind => throw "_StaleElement's kind shouldn't be accessed";
 
   @override
   accept(_) => throw "_StaleElement shouldn't be visited";
 }