1 trace_collections.cpp:9:1: warning: [blink-gc] Class 'HeapObject' has untraced fields that require tracing. 2 void HeapObject::Trace(Visitor* visitor) 3 ^ 4 ./trace_collections.h:16:5: note: [blink-gc] Untraced field 'm_heapVector' declared here: 5 HeapVector<Member<HeapObject> > m_heapVector; 6 ^ 7 ./trace_collections.h:17:5: note: [blink-gc] Untraced field 'm_wtfVector' declared here: 8 Vector<Member<HeapObject>, 0, HeapAllocator> m_wtfVector; 9 ^ 10 ./trace_collections.h:19:5: note: [blink-gc] Untraced field 'm_heapDeque' declared here: 11 HeapDeque<Member<HeapObject> > m_heapDeque; 12 ^ 13 ./trace_collections.h:20:5: note: [blink-gc] Untraced field 'm_wtfDeque' declared here: 14 Deque<Member<HeapObject>, 0, HeapAllocator> m_wtfDeque; 15 ^ 16 ./trace_collections.h:22:5: note: [blink-gc] Untraced field 'm_heapSet' declared here: 17 HeapHashSet<Member<HeapObject> > m_heapSet; 18 ^ 19 ./trace_collections.h:23:5: note: [blink-gc] Untraced field 'm_wtfSet' declared here: 20 HashSet<Member<HeapObject>, void, HeapAllocator> m_wtfSet; 21 ^ 22 ./trace_collections.h:25:5: note: [blink-gc] Untraced field 'm_heapListSet' declared here: 23 HeapListHashSet<Member<HeapObject> > m_heapListSet; 24 ^ 25 ./trace_collections.h:26:5: note: [blink-gc] Untraced field 'm_wtfListSet' declared here: 26 ListHashSet<Member<HeapObject>, void, HeapAllocator> m_wtfListSet; 27 ^ 28 ./trace_collections.h:28:5: note: [blink-gc] Untraced field 'm_heapLinkedSet' declared here: 29 HeapLinkedHashSet<Member<HeapObject> > m_heapLinkedSet; 30 ^ 31 ./trace_collections.h:29:5: note: [blink-gc] Untraced field 'm_wtfLinkedSet' declared here: 32 LinkedHashSet<Member<HeapObject>, void, HeapAllocator> m_wtfLinkedSet; 33 ^ 34 ./trace_collections.h:31:5: note: [blink-gc] Untraced field 'm_heapCountedSet' declared here: 35 HeapHashCountedSet<Member<HeapObject> > m_heapCountedSet; 36 ^ 37 ./trace_collections.h:32:5: note: [blink-gc] Untraced field 'm_wtfCountedSet' declared here: 38 HashCountedSet<Member<HeapObject>, void, HeapAllocator> m_wtfCountedSet; 39 ^ 40 ./trace_collections.h:34:5: note: [blink-gc] Untraced field 'm_heapMapKey' declared here: 41 HeapHashMap<int, Member<HeapObject> > m_heapMapKey; 42 ^ 43 ./trace_collections.h:35:5: note: [blink-gc] Untraced field 'm_heapMapVal' declared here: 44 HeapHashMap<Member<HeapObject>, int > m_heapMapVal; 45 ^ 46 ./trace_collections.h:36:5: note: [blink-gc] Untraced field 'm_wtfMapKey' declared here: 47 HashMap<int, Member<HeapObject>, void, void, void, HeapAllocator> 48 ^ 49 ./trace_collections.h:38:5: note: [blink-gc] Untraced field 'm_wtfMapVal' declared here: 50 HashMap<Member<HeapObject>, int, void, void, void, HeapAllocator> 51 ^ 52 1 warning generated. 53