Minifying renamer for classes, methods and instance variables.

tests/compiler/dart2js/no_constructor_body_test.dart

Index: tests/compiler/dart2js/no_constructor_body_test.dart
diff --git a/tests/compiler/dart2js/no_constructor_body_test.dart b/tests/compiler/dart2js/no_constructor_body_test.dart
index 3588e0daa910687d2b428bd17c337e15e452ce07..8ea4b9ba9468a65d956a13f2109fc738451eb500 100644
--- a/tests/compiler/dart2js/no_constructor_body_test.dart
+++ b/tests/compiler/dart2js/no_constructor_body_test.dart
@@ -17,6 +17,7 @@ main() {
 
 main() {
   String generated = compileAll(TEST);
-  Expect.isTrue(
-      generated.contains('\$.A = {"": [],\n "super": "Object"\n}'));
+  var re = new RegExp(
+      r'\$.[A-Za-z0-9]+ ?= ?\{"":\s*\[\],\s*"super": ?"[A-Za-z0-9]+"\s*\}');
+  Expect.isTrue(re.hasMatch(generated));
 }