[heap] Cleanup: Remove WAS_SWEPT flag.

src/heap/store-buffer.cc

 // Copyright 2011 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/store-buffer.h"
 
 #include <algorithm>
 
 #include "src/counters.h"
 #include "src/heap/incremental-marking.h"
@@ skipping 458 matching lines @@
           LargePage* large_page = reinterpret_cast<LargePage*>(chunk);
           HeapObject* array = large_page->GetObject();
           DCHECK(array->IsFixedArray());
           Address start = array->address();
           Address end = start + array->Size();
           FindPointersToNewSpaceInRegion(start, end, slot_callback);
         } else {
           Page* page = reinterpret_cast<Page*>(chunk);
           PagedSpace* owner = reinterpret_cast<PagedSpace*>(page->owner());
           if (owner == heap_->map_space()) {
-            DCHECK(page->WasSwept());
+            DCHECK(page->SweepingCompleted());
             HeapObjectIterator iterator(page);
             for (HeapObject* heap_object = iterator.Next(); heap_object != NULL;
                  heap_object = iterator.Next()) {
               // We skip free space objects.
               if (!heap_object->IsFiller()) {
                 DCHECK(heap_object->IsMap());
                 FindPointersToNewSpaceInRegion(
                     heap_object->address() + Map::kPointerFieldsBeginOffset,
                     heap_object->address() + Map::kPointerFieldsEndOffset,
                     slot_callback);
@@ skipping 125 matching lines @@
       DCHECK(start_of_current_page_ != store_buffer_->Top());
       store_buffer_->SetTop(start_of_current_page_);
     }
   } else {
     UNREACHABLE();
   }
 }
 
 }  // namespace internal
 }  // namespace v8