[gnome-shell/wip/rstrode/rhel-7.9: 61/86] appDisplay: Use GAppInfo list from ShellAppSystem

[Ray Strode <halfline src gnome org>]

commit 8514e85e508d8f46e684c6831d47287aed6783da
Author: Carlos Garnacho <carlosg gnome org>
Date:   Wed Dec 19 13:26:54 2018 +0100

    appDisplay: Use GAppInfo list from ShellAppSystem
    
    It is now cached there, so the number of g_app_info_get_all() calls
    is reduced to one per change.

 js/ui/appDisplay.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/js/ui/appDisplay.js b/js/ui/appDisplay.js
index c409c46637..e191bed582 100644
--- a/js/ui/appDisplay.js
+++ b/js/ui/appDisplay.js
@@ -503,7 +503,7 @@ var AllView = new Lang.Class({
     },
 
     _loadApps() {
-        this._appInfoList = Gio.AppInfo.get_all().filter(appInfo => {
+        this._appInfoList = Shell.AppSystem.get_default().get_installed().filter(appInfo => {
             try {
                 let id = appInfo.get_id(); // catch invalid file encodings
             } catch(e) {