[cleanup] Introduce PropertyFilter

src/heap/mark-compact.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/heap/mark-compact.h"
 
 #include "src/base/atomicops.h"
 #include "src/base/bits.h"
 #include "src/base/sys-info.h"
 #include "src/code-stubs.h"
@@ skipping 2479 matching lines @@
                                                 number_of_own_descriptors);
     SLOW_DCHECK(layout_descriptor->IsConsistentWithMap(map, true));
   }
 }
 
 
 void MarkCompactCollector::TrimEnumCache(Map* map,
                                          DescriptorArray* descriptors) {
   int live_enum = map->EnumLength();
   if (live_enum == kInvalidEnumCacheSentinel) {
-    live_enum = map->NumberOfDescribedProperties(OWN_DESCRIPTORS, DONT_ENUM);
+    live_enum =
+        map->NumberOfDescribedProperties(OWN_DESCRIPTORS, ENUMERABLE_STRINGS);
   }
   if (live_enum == 0) return descriptors->ClearEnumCache();
 
   FixedArray* enum_cache = descriptors->GetEnumCache();
 
   int to_trim = enum_cache->length() - live_enum;
   if (to_trim <= 0) return;
   heap_->RightTrimFixedArray<Heap::SEQUENTIAL_TO_SWEEPER>(
       descriptors->GetEnumCache(), to_trim);
 
@@ skipping 1623 matching lines @@
     MarkBit mark_bit = Marking::MarkBitFrom(host);
     if (Marking::IsBlack(mark_bit)) {
       RelocInfo rinfo(isolate(), pc, RelocInfo::CODE_TARGET, 0, host);
       RecordRelocSlot(&rinfo, target);
     }
   }
 }
 
 }  // namespace internal
 }  // namespace v8