CollectEvacuationCandidates  251 src/mark-compact.cc     CollectEvacuationCandidates(heap()->old_pointer_space());
CollectEvacuationCandidates  252 src/mark-compact.cc     CollectEvacuationCandidates(heap()->old_data_space());
CollectEvacuationCandidates  255 src/mark-compact.cc       CollectEvacuationCandidates(heap()->code_space());
CollectEvacuationCandidates  457 src/mark-compact.h   void CollectEvacuationCandidates(PagedSpace* space);