[wrapper-tracing] Enhance verifier output

third_party/WebKit/Source/bindings/core/v8/ScriptWrappableVisitor.h

Index: third_party/WebKit/Source/bindings/core/v8/ScriptWrappableVisitor.h
diff --git a/third_party/WebKit/Source/bindings/core/v8/ScriptWrappableVisitor.h b/third_party/WebKit/Source/bindings/core/v8/ScriptWrappableVisitor.h
index eb96228aea23e0f7b3a672df11fed42f80c7ff35..f8008b7d0cc78c95995d603ec6ff365b67ba3cd7 100644
--- a/third_party/WebKit/Source/bindings/core/v8/ScriptWrappableVisitor.h
+++ b/third_party/WebKit/Source/bindings/core/v8/ScriptWrappableVisitor.h
@@ -173,6 +173,7 @@ class CORE_EXPORT ScriptWrappableVisitor : public v8::EmbedderHeapTracer,
   bool pushToMarkingDeque(
       void (*traceWrappersCallback)(const WrapperVisitor*, const void*),
       HeapObjectHeader* (*heapObjectHeaderCallback)(const void*),
+      void (*missedWriteBarrierCallback)(void),
       const void* object) const override {
     if (!m_tracingInProgress)
       return false;