Adding GetMoreGeneralElementsKind in elements-kind.h

src/ic/ic.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/ic/ic.h"
 
 #include "src/accessors.h"
 #include "src/api.h"
 #include "src/arguments.h"
 #include "src/base/bits.h"
@@ skipping 257 matching lines @@
   // *unless* we're moving from a deprecated map to its replacement, or
   // to a more general elements kind.
   // TODO(verwaest): Check if the current map is actually what the old map
   // would transition to.
   if (maybe_handler_.is_null()) {
     if (!receiver_map()->IsJSObjectMap()) return false;
     Map* first_map = FirstTargetMap();
     if (first_map == NULL) return false;
     Handle<Map> old_map(first_map);
     if (old_map->is_deprecated()) return true;
-    if (IsMoreGeneralElementsKindTransition(old_map->elements_kind(),
-                                            receiver_map()->elements_kind())) {
-      return true;
-    }
-    return false;
+    return IsMoreGeneralElementsKindTransition(old_map->elements_kind(),
+                                               receiver_map()->elements_kind());
   }
 
   CacheHolderFlag flag;
   Handle<Map> ic_holder_map(GetICCacheHolder(receiver_map(), isolate(), &flag));
 
   DCHECK(flag != kCacheOnReceiver || receiver->IsJSObject());
   DCHECK(flag != kCacheOnPrototype || !receiver->IsJSReceiver());
   DCHECK(flag != kCacheOnPrototypeReceiverIsDictionary);
 
   if (state() == MONOMORPHIC) {
@@ skipping 2918 matching lines @@
     KeyedLoadICNexus nexus(vector, vector_slot);
     KeyedLoadIC ic(IC::EXTRA_CALL_FRAME, isolate, &nexus);
     ic.UpdateState(receiver, key);
     ASSIGN_RETURN_FAILURE_ON_EXCEPTION(isolate, result, ic.Load(receiver, key));
   }
 
   return *result;
 }
 }  // namespace internal
 }  // namespace v8