Unify the IsShortcutCandidate predicate.

src/heap.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/v8.h"
 
 #include "src/accessors.h"
 #include "src/api.h"
 #include "src/base/once.h"
 #include "src/base/utils/random-number-generator.h"
@@ skipping 2175 matching lines @@
   static inline void EvacuateSeqTwoByteString(Map* map,
                                               HeapObject** slot,
                                               HeapObject* object) {
     int object_size = SeqTwoByteString::cast(object)->
         SeqTwoByteStringSize(map->instance_type());
     EvacuateObject<DATA_OBJECT, kObjectAlignment>(
         map, slot, object, object_size);
   }
 
 
-  static inline bool IsShortcutCandidate(int type) {
-    return ((type & kShortcutTypeMask) == kShortcutTypeTag);
-  }
-
   static inline void EvacuateShortcutCandidate(Map* map,
                                                HeapObject** slot,
                                                HeapObject* object) {
     ASSERT(IsShortcutCandidate(map->instance_type()));
 
     Heap* heap = map->GetHeap();
 
     if (marks_handling == IGNORE_MARKS &&
         ConsString::cast(object)->unchecked_second() ==
         heap->empty_string()) {
@@ skipping 4205 matching lines @@
       static_cast<int>(object_sizes_last_time_[index]));
   CODE_AGE_LIST_COMPLETE(ADJUST_LAST_TIME_OBJECT_COUNT)
 #undef ADJUST_LAST_TIME_OBJECT_COUNT
 
   MemCopy(object_counts_last_time_, object_counts_, sizeof(object_counts_));
   MemCopy(object_sizes_last_time_, object_sizes_, sizeof(object_sizes_));
   ClearObjectStats();
 }
 
 } }  // namespace v8::internal