Merge r6964 from the bleeding_edge to the 3.0 branch.

src/frame-element.h

Index: src/frame-element.h
===================================================================
--- src/frame-element.h	(revision 6954)
+++ src/frame-element.h	(working copy)
@@ -113,6 +113,10 @@
 
   static ZoneObjectList* ConstantList();
 
+  static bool ConstantPoolOverflowed() {
+    return !DataField::is_valid(ConstantList()->length());
+  }
+
   // Clear the constants indirection table.
   static void ClearConstantList() {
     ConstantList()->Clear();