Merge revision 6500-6600 from bleeding_edge to the isolates branch.

src/factory.h

Index: src/factory.h
===================================================================
--- src/factory.h	(revision 7030)
+++ src/factory.h	(working copy)
@@ -366,6 +366,15 @@
       Handle<SerializedScopeInfo> scope_info);
   Handle<SharedFunctionInfo> NewSharedFunctionInfo(Handle<String> name);
 
+  Handle<JSMessageObject> NewJSMessageObject(
+      Handle<String> type,
+      Handle<JSArray> arguments,
+      int start_position,
+      int end_position,
+      Handle<Object> script,
+      Handle<Object> stack_trace,
+      Handle<Object> stack_frames);
+
   Handle<NumberDictionary> DictionaryAtNumberPut(
       Handle<NumberDictionary>,
       uint32_t key,