Start work to remove the context manager callbacks

pkg/analysis_server/test/context_manager_test.dart

Index: pkg/analysis_server/test/context_manager_test.dart
diff --git a/pkg/analysis_server/test/context_manager_test.dart b/pkg/analysis_server/test/context_manager_test.dart
index a94314bc2377ef1b1b0745823bce069c3a9cee36..b43e501d07d001e3972fdebb67257d695ed88c9c 100644
--- a/pkg/analysis_server/test/context_manager_test.dart
+++ b/pkg/analysis_server/test/context_manager_test.dart
@@ -142,7 +142,8 @@ class AbstractContextManagerTest {
         providePackageResolver,
         provideEmbeddedUriResolver,
         packageMapProvider,
-        InstrumentationService.NULL_SERVICE);
+        InstrumentationService.NULL_SERVICE,
+        new AnalysisOptionsImpl());
     callbacks = new TestContextManagerCallbacks(resourceProvider);
     manager.callbacks = callbacks;
     resourceProvider.newFolder(projPath);
@@ -2363,9 +2364,6 @@ class TestContextManagerCallbacks extends ContextManagerCallbacks {
   Iterable<String> get currentContextPaths => currentContextTimestamps.keys;
 
   @override
-  AnalysisOptions get defaultAnalysisOptions => new AnalysisOptionsImpl();
-
-  @override
   AnalysisContext addContext(
       Folder folder, AnalysisOptions options, FolderDisposition disposition) {
     String path = folder.path;