[cleanup] CSA: add helpers for accessing details/value via key_index

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 2705 matching lines @@
   int number_of_own_descriptors = map->NumberOfOwnDescriptors();
   if (number_of_own_descriptors == 0) {
     DCHECK(descriptors == heap_->empty_descriptor_array());
     return;
   }
 
   int number_of_descriptors = descriptors->number_of_descriptors_storage();
   int to_trim = number_of_descriptors - number_of_own_descriptors;
   if (to_trim > 0) {
     heap_->RightTrimFixedArray(descriptors,
-                               to_trim * DescriptorArray::kDescriptorSize);
+                               to_trim * DescriptorArray::kEntrySize);
     descriptors->SetNumberOfDescriptors(number_of_own_descriptors);
 
     if (descriptors->HasEnumCache()) TrimEnumCache(map, descriptors);
     descriptors->Sort();
 
     if (FLAG_unbox_double_fields) {
       LayoutDescriptor* layout_descriptor = map->layout_descriptor();
       layout_descriptor = layout_descriptor->Trim(heap_, map, descriptors,
                                                   number_of_own_descriptors);
       SLOW_DCHECK(layout_descriptor->IsConsistentWithMap(map, true));
@@ skipping 1318 matching lines @@
       // The target is always in old space, we don't have to record the slot in
       // the old-to-new remembered set.
       DCHECK(!heap()->InNewSpace(target));
       RecordRelocSlot(host, &rinfo, target);
     }
   }
 }
 
 }  // namespace internal
 }  // namespace v8