[gnome-shell] portalHelper: Handle Ctrl+W/Ctrl+Q to close window

[Bastien Nocera <hadess src gnome org>]

commit d200fb1d146b2fe651b901d49b61fb57a3a2f59f
Author: Bastien Nocera <hadess hadess net>
Date:   Tue Jan 17 15:01:01 2017 +0100

    portalHelper: Handle Ctrl+W/Ctrl+Q to close window
    
    https://bugzilla.gnome.org/show_bug.cgi?id=764133

 js/portalHelper/main.js |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/js/portalHelper/main.js b/js/portalHelper/main.js
index 427fd85..3984642 100644
--- a/js/portalHelper/main.js
+++ b/js/portalHelper/main.js
@@ -74,6 +74,8 @@ const PortalWindow = new Lang.Class({
         this._webView.show();
         this.maximize();
         this.present_with_time(timestamp);
+
+        this.application.set_accels_for_action('app.quit', ['<Primary>q', '<Primary>w']);
     },
 
     _syncTitle: function() {
@@ -168,6 +170,10 @@ const WebPortalHelper = new Lang.Class({
 
         this._dbusImpl = Gio.DBusExportedObject.wrapJSObject(HelperDBusInterface, this);
         this._queue = [];
+
+        let action = new Gio.SimpleAction({ name: 'quit' });
+        action.connect('activate', () => { this.active_window.destroy(); });
+        this.add_action(action);
     },
 
     vfunc_dbus_register: function(connection, path) {