[gnome-shell/wip/carlosg/drop-no-clear-hint] layout: Drop no-clear-hint code

[Carlos Garnacho <carlosg src gnome org>]

commit bb97eda3e78adabff744905413cf4d37ccef03ac
Author: Carlos Garnacho <carlosg gnome org>
Date:   Fri Nov 1 12:21:19 2019 +0100

    layout: Drop no-clear-hint code
    
    Mutter is doing the right thing by default, we no longer need this.

 js/ui/layout.js | 5 -----
 1 file changed, 5 deletions(-)
---
diff --git a/js/ui/layout.js b/js/ui/layout.js
index 8d888c14a6..ed552b3675 100644
--- a/js/ui/layout.js
+++ b/js/ui/layout.js
@@ -212,11 +212,6 @@ var LayoutManager = GObject.registerClass({
         this._startingUp = true;
         this._pendingLoadBackground = false;
 
-        // We don't want to paint the stage background color because either
-        // the SystemBackground we create or the MetaBackgroundActor inside
-        // global.window_group covers the entirety of the screen.
-        global.stage.no_clear_hint = true;
-
         // Set up stage hierarchy to group all UI actors under one container.
         this.uiGroup = new UiActor({ name: 'uiGroup' });
         this.uiGroup.set_flags(Clutter.ActorFlags.NO_LAYOUT);