[heap] Use PageIterator in HeapObjectIterator

src/heap/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/heap/heap.h"
 
 #include "src/accessors.h"
 #include "src/api.h"
 #include "src/ast/scopeinfo.h"
 #include "src/base/bits.h"
@@ skipping 5918 matching lines @@
   HeapObject* obj = NextObject();
   while ((obj != nullptr) && (filter_->SkipObject(obj))) obj = NextObject();
   return obj;
 }
 
 
 HeapObject* HeapIterator::NextObject() {
   // No iterator means we are done.
   if (object_iterator_ == nullptr) return nullptr;
 
-  if (HeapObject* obj = object_iterator_->next_object()) {
+  if (HeapObject* obj = object_iterator_->Next()) {
     // If the current iterator has more objects we are fine.
     return obj;
   } else {
     // Go though the spaces looking for one that has objects.
     while (space_iterator_->has_next()) {
       object_iterator_ = space_iterator_->next();
-      if (HeapObject* obj = object_iterator_->next_object()) {
+      if (HeapObject* obj = object_iterator_->Next()) {
         return obj;
       }
     }
   }
   // Done with the last space.
   object_iterator_ = nullptr;
   return nullptr;
 }
 
 
@@ skipping 423 matching lines @@
 }
 
 
 // static
 int Heap::GetStaticVisitorIdForMap(Map* map) {
   return StaticVisitorBase::GetVisitorId(map);
 }
 
 }  // namespace internal
 }  // namespace v8