Pass AnalysisOptions into SdkCreator, disable changing afterwards.

pkg/analysis_server/test/context_manager_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 test.context.directory.manager;
 
 import 'dart:collection';
 
 import 'package:analysis_server/src/context_manager.dart';
 import 'package:analyzer/file_system/file_system.dart';
@@ skipping 135 matching lines @@
   }
 
   UriResolver provideEmbeddedUriResolver(Folder folder) => embeddedUriResolver;
 
   UriResolver providePackageResolver(Folder folder) => packageResolver;
 
   void setUp() {
     processRequiredPlugins();
     resourceProvider = new MemoryResourceProvider();
     packageMapProvider = new MockPackageMapProvider();
-    DartSdkManager sdkManager = new DartSdkManager(() {
+    DartSdkManager sdkManager = new DartSdkManager((_) {
       return new MockSdk();
     });
     manager = new ContextManagerImpl(
         resourceProvider,
         sdkManager,
         providePackageResolver,
         provideEmbeddedUriResolver,
         packageMapProvider,
         analysisFilesGlobs,
         InstrumentationService.NULL_SERVICE,
@@ skipping 2322 matching lines @@
 class TestUriResolver extends UriResolver {
   Map<Uri, Source> uriMap;
 
   TestUriResolver(this.uriMap);
 
   @override
   Source resolveAbsolute(Uri uri, [Uri actualUri]) {
     return uriMap[uri];
   }
 }