[heap] Remove ObjectMarking::ClearMarkBit.

src/heap/spaces.cc

Index: src/heap/spaces.cc
diff --git a/src/heap/spaces.cc b/src/heap/spaces.cc
index a9b06743240d99afa5386a6d5c2f2c13c3622e56..6d78c432cf0bbbd2618d681f21990d2e5c2e5002 100644
--- a/src/heap/spaces.cc
+++ b/src/heap/spaces.cc
@@ -3080,7 +3080,7 @@ void LargeObjectSpace::ClearMarkingStateOfLiveObjects() {
   LargeObjectIterator it(this);
   for (HeapObject* obj = it.Next(); obj != NULL; obj = it.Next()) {
     if (ObjectMarking::IsBlackOrGrey(obj)) {
-      ObjectMarking::ClearMarkBit(obj);
+      Marking::MarkWhite(ObjectMarking::MarkBitFrom(obj));
       MemoryChunk* chunk = MemoryChunk::FromAddress(obj->address());
       chunk->ResetProgressBar();
       chunk->ResetLiveBytes();