Remove platform-specific dead code for KeyedStores

src/type-info.cc

Index: src/type-info.cc
diff --git a/src/type-info.cc b/src/type-info.cc
index 336b459d6b7b2aa230c24cb4fdba1efca2569e24..190eb3e6fff90dbaad5d5d479d1da0b148b9c8a7 100644
--- a/src/type-info.cc
+++ b/src/type-info.cc
@@ -152,12 +152,8 @@ bool TypeFeedbackOracle::StoreIsMonomorphicNormal(TypeFeedbackId ast_id) {
   if (map_or_code->IsMap()) return true;
   if (map_or_code->IsCode()) {
     Handle<Code> code = Handle<Code>::cast(map_or_code);
-    bool standard_store = FLAG_compiled_keyed_stores ||
-        (Code::GetKeyedAccessStoreMode(code->extra_ic_state()) ==
-         STANDARD_STORE);
     bool preliminary_checks =
         code->is_keyed_store_stub() &&
-        standard_store &&
         code->ic_state() == MONOMORPHIC &&
         Code::ExtractTypeFromFlags(code->flags()) == Code::NORMAL;
     if (!preliminary_checks) return false;
@@ -174,10 +170,7 @@ bool TypeFeedbackOracle::StoreIsKeyedPolymorphic(TypeFeedbackId ast_id) {
   Handle<Object> map_or_code = GetInfo(ast_id);
   if (map_or_code->IsCode()) {
     Handle<Code> code = Handle<Code>::cast(map_or_code);
-    bool standard_store = FLAG_compiled_keyed_stores ||
-        (Code::GetKeyedAccessStoreMode(code->extra_ic_state()) ==
-         STANDARD_STORE);
-    return code->is_keyed_store_stub() && standard_store &&
+    return code->is_keyed_store_stub() &&
         code->ic_state() == POLYMORPHIC;
   }
   return false;