Set ShelfAlignment on supervised user creation page to BOTTOM_LOCKED

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

Index: chrome/browser/chromeos/login/ui/webui_login_view.cc
diff --git a/chrome/browser/chromeos/login/ui/webui_login_view.cc b/chrome/browser/chromeos/login/ui/webui_login_view.cc
index 236fcaeca4c158305633721e187bc9ac26c99748..48822baa39e61bf596e921ba3acd81850903fcd4 100644
--- a/chrome/browser/chromeos/login/ui/webui_login_view.cc
+++ b/chrome/browser/chromeos/login/ui/webui_login_view.cc
@@ -320,10 +320,9 @@ void WebUILoginView::SetStatusAreaVisible(bool visible) {
   if (!chrome::IsRunningInMash() &&
       ash::Shell::GetInstance()->HasPrimaryStatusArea()) {
     ash::SystemTray* tray = ash::Shell::GetInstance()->GetPrimarySystemTray();
-    tray->SetVisible(visible);
     tray->GetWidget()->SetOpacity(visible ? 1.0 : 0.0);

[jdufault, 2016/07/07 23:26:50]

I don't think this change should get reverted.

[Qiang(Joe) Xu, 2016/07/08 00:18:40]

done. tks.

     if (visible) {
-      // Tray may have been initialized being hidden.
+      tray->SetVisible(visible);
       tray->GetWidget()->Show();
     } else {
       tray->GetWidget()->Hide();