Issue 1843 - Deactivate "Block element" dialog when extension is disabled/uninstalled/reloaded

safari/ext/content.js

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-2015 Eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 410 matching lines @@
           case "response":
             messageProxy.handleResponse(event.message);
             break;
           case "proxyCallback":
             backgroundPageProxy.handleCallback(event.message);
             break;
         }
       }
     }
   });
+
+
+  /* Detecting extension reload/disable/uninstall (not supported on Safari) */
+
+  ext.onExtensionUnloaded = {
+    addListener: function() {},
+    removeListener: function() {}
+  };
 })();