CompositorWorkerProxyClientImpl to CompositorProxy cross thread reference is using WeakMember

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

Index: third_party/WebKit/Source/core/dom/CompositorProxy.h
diff --git a/third_party/WebKit/Source/core/dom/CompositorProxy.h b/third_party/WebKit/Source/core/dom/CompositorProxy.h
index e14980ea0bd96930f1cc6f0eecbc4958606bee51..e05b649c09bd7fc92eb7f85a85d596402cd2b07a 100644
--- a/third_party/WebKit/Source/core/dom/CompositorProxy.h
+++ b/third_party/WebKit/Source/core/dom/CompositorProxy.h
@@ -35,7 +35,7 @@ class CORE_EXPORT CompositorProxy final
                                  uint32_t compositorMutableProperties);
   virtual ~CompositorProxy();
 
-  DEFINE_INLINE_TRACE() {}
+  DECLARE_TRACE();
 
   uint64_t elementId() const { return m_elementId; }
   uint32_t compositorMutableProperties() const {
@@ -75,7 +75,7 @@ class CORE_EXPORT CompositorProxy final
   const uint32_t m_compositorMutableProperties = 0;
 
   bool m_connected = true;
-  CrossThreadPersistent<CompositorProxyClient> m_client;
+  Member<CompositorProxyClient> m_client;
   std::unique_ptr<CompositorMutableState> m_state;
 };