[gnome-shell/wip/carlosg/osk-emoji-and-keypad: 71/76] keyboard: Fix JS warning

[Carlos Garnacho <carlosg src gnome org>]

commit 01b86dac823632829b6472f41b812f55cdea5376
Author: Carlos Garnacho <carlosg gnome org>
Date:   Mon Jan 21 21:41:46 2019 +0100

    keyboard: Fix JS warning
    
    Iterate correctly through the array, instead of stepping on the possibly
    non existent first element.

 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 50da966c4..dc36e8325 100644
--- a/js/ui/keyboard.js
+++ b/js/ui/keyboard.js
@@ -860,7 +860,7 @@ var Keyboard = class Keyboard {
     }
 
     _setCurrentLevelLatched(layout, latched) {
-        for (let i = 0; layout.shiftKeys[i]; i++) {
+        for (let i = 0; i < layout.shiftKeys.length; i++) {
             let key = layout.shiftKeys[i];
             key.setLatched(latched);
         }