[polari] application: Stop guarding CssProvider.load_from_file()

[Marge Bot <marge-bot src gnome org>]

commit 57e4c95973cc0bee86585f9987f8b4a46959e81e
Author: Florian Müllner <fmuellner gnome org>
Date:   Fri Nov 27 23:56:05 2020 +0100

    application: Stop guarding CssProvider.load_from_file()
    
    All style provider loading functions no longer throw in Gtk4, so there's
    nothing to guard against anymore.
    
    Part-of: <https://gitlab.gnome.org/GNOME/polari/-/merge_requests/235>

 src/application.js | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)
---
diff --git a/src/application.js b/src/application.js
index 2d208289..b61e2667 100644
--- a/src/application.js
+++ b/src/application.js
@@ -391,12 +391,7 @@ export default GObject.registerClass({
 
         let provider = new Gtk.CssProvider();
         let uri = 'resource:///org/gnome/Polari/css/application.css';
-        try {
-            provider.load_from_file(Gio.File.new_for_uri(uri));
-        } catch (e) {
-            console.warn('Failed to add application style');
-            console.debug(e);
-        }
+        provider.load_from_file(Gio.File.new_for_uri(uri));
         Gtk.StyleContext.add_provider_for_display(Gdk.Display.get_default(),
             provider,
             Gtk.STYLE_PROVIDER_PRIORITY_APPLICATION);