Keyboard: clear currentSource after destruction

StLabel doesn't like that we set its properties after destructions,
and this would happen in currentInputSourceChanged() at the end,
when setting the ornament.

diff --git a/js/ui/status/keyboard.js b/js/ui/status/keyboard.js
index 28e5b861a2e690457db7d4699371d4a539186f9c..4880fd2bb123b5196e633ea43c3b3a7ec956842c 100644 (file)
--- a/js/ui/status/keyboard.js
+++ b/js/ui/status/keyboard.js
@@ -459,6 +459,7 @@ const InputSourceIndicator = new Lang.Class({
 
         this._inputSources = {};
         this._ibusSources = {};
+        this._currentSource = null;
 
         let inputSourcesByShortName = {};