[gnome-shell] loginDialog: Provide a finish method

[Jasper St. Pierre <jstpierre src gnome org>]

commit c59cf18337fc5eda1053dac6bc2c3c9438d6f6fb
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Mon Aug 26 18:02:04 2013 -0400

    loginDialog: Provide a finish method
    
    The screenShield expects to be able to call finish on the dialog.

 js/gdm/loginDialog.js |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/js/gdm/loginDialog.js b/js/gdm/loginDialog.js
index c6c4f02..d1f3db3 100644
--- a/js/gdm/loginDialog.js
+++ b/js/gdm/loginDialog.js
@@ -921,5 +921,9 @@ const LoginDialog = new Lang.Class({
     addCharacter: function(unichar) {
         this._authPrompt.addCharacter(unichar);
     },
+
+    finish: function(onComplete) {
+        this._authPrompt.finish(onComplete);
+    },
 });
 Signals.addSignalMethods(LoginDialog.prototype);