A change in the way we place TransitionElementKinds in the tree.

src/ast.h

Index: src/ast.h
diff --git a/src/ast.h b/src/ast.h
index 6fb930973cc859e08b31f20deb4b09cba9aab43e..8dac361a0020ef741d9e57c526c3d31f2feca400 100644
--- a/src/ast.h
+++ b/src/ast.h
@@ -275,6 +275,10 @@ class SmallMapList {
     list_.Add(handle.location(), zone);
   }
 
+  void Remove(Handle<Map> handle) {
+    list_.RemoveElement(handle.location());
+  }
+  
   Handle<Map> at(int i) const {
     return Handle<Map>(list_.at(i));
   }