Add basic support for STL containers allocated in Zones

src/utils.h

Index: src/utils.h
diff --git a/src/utils.h b/src/utils.h
index b11d756b8a97281135590147102e2e4536a8197a..2e7c494d63187afaa93005551be66233bb5561bf 100644
--- a/src/utils.h
+++ b/src/utils.h
@@ -1140,6 +1140,21 @@ class BailoutId {
   int id_;
 };
 
+
+template <class C>
+class ContainerPointerWrapper {
+ public:
+  typedef typename C::iterator iterator;
+  typedef typename C::reverse_iterator reverse_iterator;
+  explicit ContainerPointerWrapper(C* container) : container_(container) {}
+  iterator begin() { return container_->begin(); }
+  iterator end() { return container_->end(); }
+  reverse_iterator rbegin() { return container_->rbegin(); }
+  reverse_iterator rend() { return container_->rend(); }
+ private:
+  C* container_;
+};
+
 } }  // namespace v8::internal
 
 #endif  // V8_UTILS_H_