Implement tracking and optimizations of packed arrays

src/ic.h

Index: src/ic.h
diff --git a/src/ic.h b/src/ic.h
index 3b44abf4dece1f1af33f49fed845641c12fb6287..c1b95494de7214f3caa74121e0925c0bce11aec7 100644
--- a/src/ic.h
+++ b/src/ic.h
@@ -378,10 +378,16 @@ class KeyedIC: public IC {
     STORE_TRANSITION_SMI_TO_OBJECT,
     STORE_TRANSITION_SMI_TO_DOUBLE,
     STORE_TRANSITION_DOUBLE_TO_OBJECT,
+    STORE_TRANSITION_HOLEY_SMI_TO_OBJECT,
+    STORE_TRANSITION_HOLEY_SMI_TO_DOUBLE,
+    STORE_TRANSITION_HOLEY_DOUBLE_TO_OBJECT,
     STORE_AND_GROW_NO_TRANSITION,
     STORE_AND_GROW_TRANSITION_SMI_TO_OBJECT,
     STORE_AND_GROW_TRANSITION_SMI_TO_DOUBLE,
-    STORE_AND_GROW_TRANSITION_DOUBLE_TO_OBJECT
+    STORE_AND_GROW_TRANSITION_DOUBLE_TO_OBJECT,
+    STORE_AND_GROW_TRANSITION_HOLEY_SMI_TO_OBJECT,
+    STORE_AND_GROW_TRANSITION_HOLEY_SMI_TO_DOUBLE,
+    STORE_AND_GROW_TRANSITION_HOLEY_DOUBLE_TO_OBJECT
   };
 
   static const int kGrowICDelta = STORE_AND_GROW_NO_TRANSITION -