Fixing analyzer warnings on overloading == but not get hashCode.

tests/compiler/dart2js/analyze_api_test.dart

Index: tests/compiler/dart2js/analyze_api_test.dart
diff --git a/tests/compiler/dart2js/analyze_api_test.dart b/tests/compiler/dart2js/analyze_api_test.dart
index 3c5c9e7ad881f4246ee7c1717cc2808ced028c54..2df61b1fcc6d26da8eb4a6619df792b59b9495e4 100644
--- a/tests/compiler/dart2js/analyze_api_test.dart
+++ b/tests/compiler/dart2js/analyze_api_test.dart
@@ -20,14 +20,6 @@ import 'analyze_helper.dart';
 // TODO(johnniwinther): Support canonical URIs as keys and message kinds as
 // values.
 const Map<String, List<String>> WHITE_LIST = const {
-  'sdk/lib/html/dart2js/html_dart2js.dart':
-      const ['Hint: The class "Rect" overrides "operator==", '
-             'but not "get hashCode".', // http://dartbug.com/11613
-             'Hint: The class "Point" overrides "operator==", '
-             'but not "get hashCode".', // http://dartbug.com/11613
-             'Hint: The class "_ClientRect" overrides "operator==", '
-             'but not "get hashCode".', // http://dartbug.com/11613
-      ],
 };
 
 void main() {