Test fix for new dart2js hints default.

pkg/analyzer/test/src/context/abstract_context.dart

Index: pkg/analyzer/test/src/context/abstract_context.dart
diff --git a/pkg/analyzer/test/src/context/abstract_context.dart b/pkg/analyzer/test/src/context/abstract_context.dart
index 4c8f4a25c08d51836264ef465b81dc8fc13f6b5a..87f3b21b770b5948b1e0fb6bd21c8d4ccf4f3805 100644
--- a/pkg/analyzer/test/src/context/abstract_context.dart
+++ b/pkg/analyzer/test/src/context/abstract_context.dart
@@ -98,17 +98,23 @@ class AbstractContextTest {
     return sources;
   }
 
-  void setUp() {
-    // prepare AnalysisContext
+  void prepareAnalysisContext([AnalysisOptions options]) {
     sourceFactory = new SourceFactory(<UriResolver>[
       new DartUriResolver(sdk),
       new ResourceUriResolver(resourceProvider)
     ]);
     context = createAnalysisContext();
+    if (options != null) {
+      context.analysisOptions = options;
+    }
     context.sourceFactory = sourceFactory;
     analysisCache = context.analysisCache;
     analysisDriver = context.driver;
   }
 
+  void setUp() {
+    prepareAnalysisContext();
+  }
+
   void tearDown() {}
 }