Revert of [ic] Support data handlers that represent simple field stores.

src/type-feedback-vector.cc

Index: src/type-feedback-vector.cc
diff --git a/src/type-feedback-vector.cc b/src/type-feedback-vector.cc
index ea17b52c278f07f3d614d4734cba24855dec048e..ea675804cf14460717853c4ce0285679a91b5750 100644
--- a/src/type-feedback-vector.cc
+++ b/src/type-feedback-vector.cc
@@ -733,16 +733,18 @@
   }
 }
 
+
 void StoreICNexus::ConfigureMonomorphic(Handle<Map> receiver_map,
-                                        Handle<Object> handler) {
+                                        Handle<Code> handler) {
   Handle<WeakCell> cell = Map::WeakCellForMap(receiver_map);
   SetFeedback(*cell);
   SetFeedbackExtra(*handler);
 }
 
+
 void KeyedStoreICNexus::ConfigureMonomorphic(Handle<Name> name,
                                              Handle<Map> receiver_map,
-                                             Handle<Object> handler) {
+                                             Handle<Code> handler) {
   Handle<WeakCell> cell = Map::WeakCellForMap(receiver_map);
   if (name.is_null()) {
     SetFeedback(*cell);