Put OOBE UI on touch display if no keyboard detected

chrome/browser/chromeos/login/ui/login_display_host_impl.cc

Index: chrome/browser/chromeos/login/ui/login_display_host_impl.cc
diff --git a/chrome/browser/chromeos/login/ui/login_display_host_impl.cc b/chrome/browser/chromeos/login/ui/login_display_host_impl.cc
index 6db2b1af8b0e70bb4d47adbe482ba8dd6dcb53d3..7780fbf830b136ee1afb08103b160769595bd7ef 100644
--- a/chrome/browser/chromeos/login/ui/login_display_host_impl.cc
+++ b/chrome/browser/chromeos/login/ui/login_display_host_impl.cc
@@ -975,10 +975,15 @@ void LoginDisplayHostImpl::OnActiveOutputNodeChanged() {
 // LoginDisplayHostImpl, display::DisplayObserver:
 
 void LoginDisplayHostImpl::OnDisplayAdded(const display::Display& new_display) {
+  if (GetOobeUI())
+    GetOobeUI()->OnDisplayConfigurationChanged();
 }
 
 void LoginDisplayHostImpl::OnDisplayRemoved(
-    const display::Display& old_display) {}
+    const display::Display& old_display) {
+  if (GetOobeUI())
+    GetOobeUI()->OnDisplayConfigurationChanged();
+}
 
 void LoginDisplayHostImpl::OnDisplayMetricsChanged(
     const display::Display& display,