Added recording of heap and global handle stats in a stack-allocated

src/global-handles.h

Index: src/global-handles.h
diff --git a/src/global-handles.h b/src/global-handles.h
index b9cac5c2a16e112e19057ffecc0436742de527b3..659f86eca70251687a009c585e4d59936e731edd 100644
--- a/src/global-handles.h
+++ b/src/global-handles.h
@@ -78,6 +78,8 @@ class GlobalHandles : public AllStatic {
   // Returns the current number of weak handles.
   static int NumberOfWeakHandles() { return number_of_weak_handles_; }
 
+  static void RecordStats(HeapStats* stats);
+
   // Returns the current number of weak handles to global objects.
   // These handles are also included in NumberOfWeakHandles().
   static int NumberOfGlobalObjectWeakHandles() {