Stub for ARC print Bridge

components/arc/arc_bridge_service_impl.cc

Index: components/arc/arc_bridge_service_impl.cc
diff --git a/components/arc/arc_bridge_service_impl.cc b/components/arc/arc_bridge_service_impl.cc
index f3a35cf9c5991c08b91e15837541244a022d640a..8fc80e90d2f4780eab63106c2bbf7ab0d8ebf2a6 100644
--- a/components/arc/arc_bridge_service_impl.cc
+++ b/components/arc/arc_bridge_service_impl.cc
@@ -190,6 +190,7 @@ void ArcBridgeServiceImpl::OnChannelClosed() {
   obb_mounter_.CloseChannel();
   policy_.CloseChannel();
   power_.CloseChannel();
+  print_.CloseChannel();
   process_.CloseChannel();
   storage_manager_.CloseChannel();
   video_.CloseChannel();
@@ -283,6 +284,12 @@ void ArcBridgeServiceImpl::OnPowerInstanceReady(
   power_.OnInstanceReady(std::move(power_ptr));
 }
 
+void ArcBridgeServiceImpl::OnPrintInstanceReady(
+    mojom::PrintInstancePtr print_ptr) {
+  DCHECK(CalledOnValidThread());
+  print_.OnInstanceReady(std::move(print_ptr));
+}
+
 void ArcBridgeServiceImpl::OnProcessInstanceReady(
     mojom::ProcessInstancePtr process_ptr) {
   DCHECK(CalledOnValidThread());