Index: third_party/WebKit/Source/core/dom/Document.cpp |
diff --git a/third_party/WebKit/Source/core/dom/Document.cpp b/third_party/WebKit/Source/core/dom/Document.cpp |
index 45b12678f6162b716b2ec5b382311fa876963847..529f213eed3a10485affa5bf1fca431585c0479f 100644 |
--- a/third_party/WebKit/Source/core/dom/Document.cpp |
+++ b/third_party/WebKit/Source/core/dom/Document.cpp |
@@ -3764,6 +3764,7 @@ void Document::unregisterNodeList(const LiveNodeListBase* list) |
void Document::registerNodeListWithIdNameCache(const LiveNodeListBase* list) |
{ |
#if ENABLE(OILPAN) |
+ ASSERT(!m_nodeLists[InvalidateOnIdNameAttrChange].contains(list)); |
m_nodeLists[InvalidateOnIdNameAttrChange].add(list); |
#else |
m_nodeListCounts[InvalidateOnIdNameAttrChange]++; |