Minifying renamer for classes, methods and instance variables.

tests/compiler/dart2js/no_duplicate_constructor_body2_test.dart

Index: tests/compiler/dart2js/no_duplicate_constructor_body2_test.dart
diff --git a/tests/compiler/dart2js/no_duplicate_constructor_body2_test.dart b/tests/compiler/dart2js/no_duplicate_constructor_body2_test.dart
index 598c28a8fbc20baed76d61c29627cbc7b095b05e..601386339e20fc1a292c25b2a6ce6eabdfb1d5e2 100644
--- a/tests/compiler/dart2js/no_duplicate_constructor_body2_test.dart
+++ b/tests/compiler/dart2js/no_duplicate_constructor_body2_test.dart
@@ -22,7 +22,7 @@ main() {
 
 main() {
   String generated = compileAll(CODE);
-  RegExp regexp = new RegExp(r'A\$0: function');
+  RegExp regexp = new RegExp(r'[A-Za-z0-9$]+: ?function');
   Iterator<Match> matches = regexp.allMatches(generated).iterator();
   checkNumberOfMatches(matches, 1);
 }