Trace ScriptWrappableVisitor.m_markingDeque by oilpan gc

third_party/WebKit/Source/platform/heap/ThreadState.cpp

Index: third_party/WebKit/Source/platform/heap/ThreadState.cpp
diff --git a/third_party/WebKit/Source/platform/heap/ThreadState.cpp b/third_party/WebKit/Source/platform/heap/ThreadState.cpp
index e9caf851f76ad66656e38324a0ca0ec0c18fdec2..596dd27e6d583c1dd81bd0307fcdf34e4ee7f0ac 100644
--- a/third_party/WebKit/Source/platform/heap/ThreadState.cpp
+++ b/third_party/WebKit/Source/platform/heap/ThreadState.cpp
@@ -98,6 +98,7 @@ ThreadState::ThreadState(bool perThreadHeapEnabled)
     , m_gcState(NoGCScheduled)
     , m_isolate(nullptr)
     , m_traceDOMWrappers(nullptr)
+    , m_traceWrappersMarkingDequeTracing(nullptr)
 #if defined(ADDRESS_SANITIZER)
     , m_asanFakeStack(__asan_get_current_fake_stack())
 #endif
@@ -396,6 +397,9 @@ void ThreadState::visitPersistents(Visitor* visitor)
         TRACE_EVENT0("blink_gc", "V8GCController::traceDOMWrappers");
         m_traceDOMWrappers(m_isolate, visitor);
     }
+    if (m_traceWrappersMarkingDequeTracing) {
+        m_traceWrappersMarkingDequeTracing(m_isolate, visitor);
+    }
 }
 
 ThreadState::GCSnapshotInfo::GCSnapshotInfo(size_t numObjectTypes)