Noissue - Fix linting error in lib/filterComposer.js

lib/filterComposer.js

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-present 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 210 matching lines @@
     top: 50,
     width: 420,
     height: 200,
     type: "popup"
   }).then(window =>
   {
     // The windows.create API with versions of Firefox < 52 doesn't seem to
     // populate the tabs property reliably.
     if ("tabs" in window)
       return window;
-    else
-      return browser.windows.get(window.id, {populate: true});
+    return browser.windows.get(window.id, {populate: true});
   }).then(window =>
   {
     let popupPageId = window.tabs[0].id;
 
     let doInitAttempt = 0;
     let doInit = () =>
     {
       doInitAttempt += 1;
       if (doInitAttempt > 30)
         return;
@@ skipping 81 matching lines @@
   // When tabs start loading we send them a message to ensure that the state
   // of the "block element" tool is reset. This is necessary since Firefox will
   // sometimes cache the state of a tab when the user navigates back / forward,
   // which includes the state of the "block element" tool.
   // Since sending this message will often fail (e.g. for new tabs which have
   // just been opened) we catch and ignore any exception thrown.
   browser.tabs.sendMessage(
     page.id, {type: "composer.content.finished"}
   ).catch(() => {});
 });