Take inheritance into account when computing the elements accessible by mirrors.

sdk/lib/_internal/compiler/implementation/universe/universe.dart

Index: sdk/lib/_internal/compiler/implementation/universe/universe.dart
diff --git a/sdk/lib/_internal/compiler/implementation/universe/universe.dart b/sdk/lib/_internal/compiler/implementation/universe/universe.dart
index d31006f2fdf80e1a1d664a882729c0577b0137f8..7397d609f54ed9e6b220f988e01e3c2dbec142db 100644
--- a/sdk/lib/_internal/compiler/implementation/universe/universe.dart
+++ b/sdk/lib/_internal/compiler/implementation/universe/universe.dart
@@ -65,6 +65,12 @@ class Universe {
   final Set<Element> genericClosures = new Set<Element>();
 
   /**
+   * Set of all closures in the program. Used by the mirror tracking system
+   * to find all live closure instances.
+   */
+  final Set<Element> allClosures = new Set<Element>();

[Johnni Winther, 2014/06/27 07:43:02]

Set<Element> -> Set<FunctionElement>.

[herhut, 2014/06/27 12:34:38]

Done.

+
+  /**
    * Set of methods in instantiated classes that are potentially
    * closurized.
    */