351     MarkBit mark_bit = ObjectMarking::MarkBitFrom(obj);  in VerifyMarkbitsAreClean()  local
352     CHECK(Marking::IsWhite(mark_bit));  in VerifyMarkbitsAreClean()
1119     MarkBit mark_bit = ObjectMarking::MarkBitFrom(object);  in INLINE()  local
1120     if (Marking::IsWhite(mark_bit)) {  in INLINE()
1121       heap->mark_compact_collector()->SetMark(object, mark_bit);  in INLINE()
1365     MarkBit mark_bit = ObjectMarking::MarkBitFrom(object);  in MarkObjectByPointer()  local
1366     if (Marking::IsBlackOrGrey(mark_bit)) return;  in MarkObjectByPointer()
1370     collector_->SetMark(object, mark_bit);  in MarkObjectByPointer()
1438     MarkBit mark_bit = ObjectMarking::MarkBitFrom(HeapObject::cast(object));  in RetainAs()  local
1439     DCHECK(!Marking::IsGrey(mark_bit));  in RetainAs()
1440     if (Marking::IsBlack(mark_bit)) {  in RetainAs()
1965   MarkBit mark_bit = ObjectMarking::MarkBitFrom(site);  in MarkAllocationSite()  local
1966   SetMark(site, mark_bit);  in MarkAllocationSite()
3363     MarkBit mark_bit = ObjectMarking::MarkBitFrom(code);  in InvalidateCode()  local
3364     if (Marking::IsWhite(mark_bit)) return;  in InvalidateCode()
3932     MarkBit mark_bit = ObjectMarking::MarkBitFrom(host);  in RecordCodeTargetPatch()  local
3933     if (Marking::IsBlack(mark_bit)) {  in RecordCodeTargetPatch()