Changed recording of heap stats on OOM to store data directly in local

src/heap.h

Index: src/heap.h
diff --git a/src/heap.h b/src/heap.h
index 68182fa1beb6878a76ec4cf9d8c209959bff1568..b37fe4b5b8154f18155783f862995928c19b517b 100644
--- a/src/heap.h
+++ b/src/heap.h
@@ -1105,24 +1105,26 @@ class Heap : public AllStatic {
 
 class HeapStats {
  public:
-  int new_space_size;
-  int new_space_capacity;
-  int old_pointer_space_size;
-  int old_pointer_space_capacity;
-  int old_data_space_size;
-  int old_data_space_capacity;
-  int code_space_size;
-  int code_space_capacity;
-  int map_space_size;
-  int map_space_capacity;
-  int cell_space_size;
-  int cell_space_capacity;
-  int lo_space_size;
-  int global_handle_count;
-  int weak_global_handle_count;
-  int pending_global_handle_count;
-  int near_death_global_handle_count;
-  int destroyed_global_handle_count;
+  int *start_marker;
+  int *new_space_size;
+  int *new_space_capacity;
+  int *old_pointer_space_size;
+  int *old_pointer_space_capacity;
+  int *old_data_space_size;
+  int *old_data_space_capacity;
+  int *code_space_size;
+  int *code_space_capacity;
+  int *map_space_size;
+  int *map_space_capacity;
+  int *cell_space_size;
+  int *cell_space_capacity;
+  int *lo_space_size;
+  int *global_handle_count;
+  int *weak_global_handle_count;
+  int *pending_global_handle_count;
+  int *near_death_global_handle_count;
+  int *destroyed_global_handle_count;
+  int *end_marker;
 };