Propagation of choice start set.

src/jsregexp.h

Index: src/jsregexp.h
diff --git a/src/jsregexp.h b/src/jsregexp.h
index 871a00810e6c739d45cdd6b72ed7117107733559..4ab6db0fc184313f131d47ee1d9f788db68da3df 100644
--- a/src/jsregexp.h
+++ b/src/jsregexp.h
@@ -324,6 +324,9 @@ class DispatchTable {
   void AddRange(CharacterRange range, int value);
   OutSet Get(uc16 value);
   void Dump();
+
+  template <typename Callback>
+  void ForEach(Callback callback) { return tree()->ForEach(callback); }
  private:
   ZoneSplayTree<Config>* tree() { return &tree_; }
   ZoneSplayTree<Config> tree_;