Remove WRAPPER_VISITOR_SPECIAL_CLASSES

third_party/WebKit/Source/core/dom/NodeRareData.h

Index: third_party/WebKit/Source/core/dom/NodeRareData.h
diff --git a/third_party/WebKit/Source/core/dom/NodeRareData.h b/third_party/WebKit/Source/core/dom/NodeRareData.h
index 109c10a70261a86698f90c0e94eed3614ed04277..6f4e3ab7a9466f036811013247b83006854f719d 100644
--- a/third_party/WebKit/Source/core/dom/NodeRareData.h
+++ b/third_party/WebKit/Source/core/dom/NodeRareData.h
@@ -69,6 +69,10 @@ class NodeMutationObserverData final
     m_registry.remove(m_registry.find(registration));
   }
 
+  void markAndDispatchTraceWrappers(const WrapperVisitor* visitor) const {
+    traceWrappers(visitor);
+  }
+
   DEFINE_INLINE_TRACE() {
     visitor->trace(m_registry);
     visitor->trace(m_transientRegistry);
@@ -152,6 +156,10 @@ class NodeRareData : public GarbageCollectedFinalized<NodeRareData>,
     ConnectedFrameCountBits = 10,  // Must fit Page::maxNumberOfFrames.
   };
 
+  void markAndDispatchTraceWrappers(const WrapperVisitor* visitor) const {
+    traceWrappers(visitor);
+  }
+
   DECLARE_TRACE();
 
   DECLARE_TRACE_AFTER_DISPATCH();