Supplement should have a Member to the corresponding Supplementable object (Part 1)

third_party/WebKit/Source/web/WebViewImpl.cpp

Index: third_party/WebKit/Source/web/WebViewImpl.cpp
diff --git a/third_party/WebKit/Source/web/WebViewImpl.cpp b/third_party/WebKit/Source/web/WebViewImpl.cpp
index 3dc1d8305682699a68763efa2ebe2dfcb15c50c9..1790654fdfcd32ad9f7355386a19b59afd14284c 100644
--- a/third_party/WebKit/Source/web/WebViewImpl.cpp
+++ b/third_party/WebKit/Source/web/WebViewImpl.cpp
@@ -4516,14 +4516,14 @@ void WebViewImpl::forceNextDrawingBufferCreationToFail()
     DrawingBuffer::forceNextDrawingBufferCreationToFail();
 }
 
-CompositorProxyClient* WebViewImpl::createCompositorProxyClient()
+CompositorProxyClient* WebViewImpl::createCompositorProxyClient(WorkerClients& clients)
 {
     if (!m_mutator) {
         std::unique_ptr<CompositorMutatorClient> mutatorClient = CompositorMutatorImpl::createClient();
         m_mutator = static_cast<CompositorMutatorImpl*>(mutatorClient->mutator());
         m_layerTreeView->setMutatorClient(std::move(mutatorClient));
     }
-    return new CompositorProxyClientImpl(m_mutator);
+    return new CompositorProxyClientImpl(m_mutator, clients);
 }
 
 void WebViewImpl::updatePageOverlays()