Introduce extra IC state to record additional feedback from IC-s.

src/ic.h

Index: src/ic.h
diff --git a/src/ic.h b/src/ic.h
index 8562bcc24a80cb074d573ddce8b4c51fbe63ae9a..0d2cda5fa5a80de3d99b72d4349d8cb992a79aa2 100644
--- a/src/ic.h
+++ b/src/ic.h
@@ -193,6 +193,7 @@ class CallICBase: public IC {
 
  public:
   MUST_USE_RESULT MaybeObject* LoadFunction(State state,
+                                            Code::ExtraICState extra_ic_state,
                                             Handle<Object> object,
                                             Handle<String> name);
 
@@ -203,6 +204,7 @@ class CallICBase: public IC {
   // lookup result.
   void UpdateCaches(LookupResult* lookup,
                     State state,
+                    Code::ExtraICState extra_ic_state,
                     Handle<Object> object,
                     Handle<String> name);
 
@@ -224,9 +226,11 @@ class CallIC: public CallICBase {
 
   // Code generator routines.
   static void GenerateInitialize(MacroAssembler* masm, int argc) {
-    GenerateMiss(masm, argc);
+    GenerateMiss(masm, Code::kNoExtraICState, argc);
   }
-  static void GenerateMiss(MacroAssembler* masm, int argc);
+  static void GenerateMiss(MacroAssembler* masm,
+                           Code::ExtraICState extra_ic_state,
+                           int argc);
   static void GenerateMegamorphic(MacroAssembler* masm, int argc);
   static void GenerateNormal(MacroAssembler* masm, int argc);
 };