Merge r6964 from the bleeding_edge to the 3.0 branch.

src/virtual-frame-heavy-inl.h

Index: src/virtual-frame-heavy-inl.h
===================================================================
--- src/virtual-frame-heavy-inl.h	(revision 6954)
+++ src/virtual-frame-heavy-inl.h	(working copy)
@@ -82,7 +82,13 @@
 }
 
 
+bool VirtualFrame::ConstantPoolOverflowed() {
+  return FrameElement::ConstantPoolOverflowed();
+}
+
+
 void VirtualFrame::Push(Handle<Object> value) {
+  ASSERT(!ConstantPoolOverflowed());
   FrameElement element =
       FrameElement::ConstantElement(value, FrameElement::NOT_SYNCED);
   elements_.Add(element);