Revert of [ic] [stubs] Don't use Code::flags in megamorphic stub cache hash computations.

src/type-info.h

Index: src/type-info.h
diff --git a/src/type-info.h b/src/type-info.h
index 4e8dc54d023abe6d9e1ae639c7d222703f85136b..b61c17e7e70c79e64eadceb4e0ccac693523c7b4 100644
--- a/src/type-info.h
+++ b/src/type-info.h
@@ -97,9 +97,11 @@
 
  private:
   void CollectReceiverTypes(StubCache* stub_cache, FeedbackVectorSlot slot,
-                            Handle<Name> name, SmallMapList* types);
+                            Handle<Name> name, Code::Flags flags,
+                            SmallMapList* types);
   void CollectReceiverTypes(StubCache* stub_cache, FeedbackNexus* nexus,
-                            Handle<Name> name, SmallMapList* types);
+                            Handle<Name> name, Code::Flags flags,
+                            SmallMapList* types);
 
   // Returns true if there is at least one string map and if
   // all maps are string maps.