[gnome-shell/wip/carlosg/osk-emoji-and-keypad: 70/76] keyboard: Fix JS warning



commit 513153f77f8b67c0a125fb88741f90832e8ce64f
Author: Carlos Garnacho <carlosg gnome org>
Date:   Mon Jan 21 21:40:59 2019 +0100

    keyboard: Fix JS warning
    
    The label field may be empty here (eg. buttons fully styled through css),
    just resort to an empty string then.

 js/ui/keyboard.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/js/ui/keyboard.js b/js/ui/keyboard.js
index 7bfa83346..50da966c4 100644
--- a/js/ui/keyboard.js
+++ b/js/ui/keyboard.js
@@ -802,7 +802,7 @@ var Keyboard = class Keyboard {
             let switchToLevel = key.level;
             let action = key.action;
 
-            extraButton = new Key(key.label, []);
+            extraButton = new Key(key.label || '', []);
 
             extraButton.keyButton.add_style_class_name('default-key');
             if (key.extraClassName != null)


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