[gnome-shell/gbsneto/new-lock-screen-part2: 24/46] screenShield: Always show session's unlock dialog

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 2216edf6ad99cbe449b00542972a7e8e25e6d78e
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Thu Nov 28 19:30:02 2019 -0300

    screenShield: Always show session's unlock dialog
    
    Instead of destroying the dialog when the screen shield is
    visible, and creating it when lifting the shield, always show
    the session's unlock dialog.
    
    https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/872

 js/ui/screenShield.js | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)
---
diff --git a/js/ui/screenShield.js b/js/ui/screenShield.js
index 8936376fa0..01afc1f23b 100644
--- a/js/ui/screenShield.js
+++ b/js/ui/screenShield.js
@@ -566,11 +566,6 @@ var ScreenShield = class {
     }
 
     _lockScreenShown(params) {
-        if (this._dialog && !this._isGreeter) {
-            this._dialog.destroy();
-            this._dialog = null;
-        }
-
         let motionId = global.stage.connect('captured-event', (stage, event) => {
             if (event.type() == Clutter.EventType.MOTION) {
                 this._cursorTracker.set_pointer_visible(true);
@@ -699,6 +694,8 @@ var ScreenShield = class {
         if (this._activationTime == 0)
             this._activationTime = GLib.get_monotonic_time();
 
+        this._ensureUnlockDialog(true);
+
         this.actor.show();
 
         if (Main.sessionMode.currentMode != 'unlock-dialog' &&