[embedlite-components] Cleanup / fix window close chrome event handle…

…rs code
sailfishos · Jun 30, 2016 · 5f71dbf · 5f71dbf
1 parent a72513c
commit 5f71dbf
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/jscomps/EmbedLiteOrientationChangeHandler.js b/jscomps/EmbedLiteOrientationChangeHandler.js
@@ -53,7 +53,10 @@ EmbedLiteOrientationChangeHandler.prototype = {
   },
 
   onWindowClosed: function(aWindow) {
-    Services.embedlite.chromeEventHandler(aWindow).addEventListener("DOMContentLoaded", this._orientationListeners[aWindow], false);
+    let chromeEventHandler = Services.embedlite.chromeEventHandler(aWindow);
+    if (chromeEventHandler) {
+      chromeEventHandler.removeEventListener("DOMContentLoaded", this._orientationListeners[aWindow], false);
+    }
     delete this._orientationListeners[aWindow];
   },