cc: Update Main RendererCapabilities on DeferredInitialize

cc/trees/thread_proxy.cc

Index: cc/trees/thread_proxy.cc
diff --git a/cc/trees/thread_proxy.cc b/cc/trees/thread_proxy.cc
index cdf05c01db9d9506caf135323b967cf6855be1f7..440332d75dd9621aa941a2a985926c840e5d8884 100644
--- a/cc/trees/thread_proxy.cc
+++ b/cc/trees/thread_proxy.cc
@@ -338,18 +338,27 @@ void ThreadProxy::DoCreateAndInitializeOutputSurface() {
   OnOutputSurfaceInitializeAttempted(success, capabilities);
 }
 
+void ThreadProxy::SetRendererCapabilitiesMainThreadCopy(
+    const RendererCapabilities& capabilities) {
+  DCHECK(IsMainThread());
+  if (main().renderer_capabilities_main_thread_copy == capabilities)
+    return;
+
+  main().renderer_capabilities_main_thread_copy = capabilities;
+  layer_tree_host()->RendererCapabilitiesChanged();
+}
+
 void ThreadProxy::OnOutputSurfaceInitializeAttempted(
     bool success,
     const RendererCapabilities& capabilities) {
   DCHECK(IsMainThread());
   DCHECK(layer_tree_host());
 
-  if (success) {
-    main().renderer_capabilities_main_thread_copy = capabilities;
-  }
-
   LayerTreeHost::CreateResult result =
       layer_tree_host()->OnCreateAndInitializeOutputSurfaceAttempted(success);
+  main().renderer_capabilities_main_thread_copy = capabilities;
+  layer_tree_host()->RendererCapabilitiesChanged();
+
   if (result == LayerTreeHost::CreateFailedButTryAgain) {
     if (!main().output_surface_creation_callback.callback().is_null()) {
       Proxy::MainThreadTaskRunner()->PostTask(
@@ -411,6 +420,17 @@ void ThreadProxy::SetNeedsCommit() {
   SendCommitRequestToImplThreadIfNeeded();
 }
 
+void ThreadProxy::UpdateRendererCapabilitiesOnImplThread() {
+  DCHECK(IsImplThread());
+  Proxy::MainThreadTaskRunner()->PostTask(
+      FROM_HERE,
+      base::Bind(&ThreadProxy::SetRendererCapabilitiesMainThreadCopy,
+                 main_thread_weak_ptr_,
+                 impl()
+                     .layer_tree_host_impl->GetRendererCapabilities()
+                     .MainThreadCapabilities()));
+}
+
 void ThreadProxy::DidLoseOutputSurfaceOnImplThread() {
   TRACE_EVENT0("cc", "ThreadProxy::DidLoseOutputSurfaceOnImplThread");
   DCHECK(IsImplThread());