Support focus highlight in Android window

components/arc/arc_bridge_host_impl.cc

Index: components/arc/arc_bridge_host_impl.cc
diff --git a/components/arc/arc_bridge_host_impl.cc b/components/arc/arc_bridge_host_impl.cc
index b22068e5d4e208115c75f759d8d0fa7cee87658e..437aa1a419e3e08d01e8676dd383e96b69b6e4ac 100644
--- a/components/arc/arc_bridge_host_impl.cc
+++ b/components/arc/arc_bridge_host_impl.cc
@@ -83,6 +83,12 @@ ArcBridgeHostImpl::~ArcBridgeHostImpl() {
   OnClosed();
 }
 
+void ArcBridgeHostImpl::OnAccessibilityHelperInstanceReady(
+    mojom::AccessibilityHelperInstancePtr accessibility_helper_ptr) {
+  OnInstanceReady(arc_bridge_service_->accessibility_helper(),
+                  std::move(accessibility_helper_ptr));
+}
+
 void ArcBridgeHostImpl::OnAppInstanceReady(mojom::AppInstancePtr app_ptr) {
   OnInstanceReady(arc_bridge_service_->app(), std::move(app_ptr));
 }