Move WebExtensions enabled Add-ons Manager

toolkit/mozapps/extensions/content/pluginPrefs.xul

@@ -1,20 +0,0 @@
-<?xml version="1.0"?>
-
-<!-- This Source Code Form is subject to the terms of the Mozilla Public
-   - License, v. 2.0. If a copy of the MPL was not distributed with this file,
-   - You can obtain one at http://mozilla.org/MPL/2.0/.  -->
-
-<!DOCTYPE window SYSTEM "chrome://pluginproblem/locale/pluginproblem.dtd">
-
-<vbox xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
-  <setting type="control" title="&plugin.file;">
-    <label class="text-list" id="pluginLibraries"/>
-  </setting>
-  <setting type="control" title="&plugin.mimeTypes;">
-    <label class="text-list" id="pluginMimeTypes"/>
-  </setting>
-  <setting type="bool" pref="dom.ipc.plugins.flash.disable-protected-mode"
-           inverted="true" title="&plugin.flashProtectedMode.label;"
-           id="pluginEnableProtectedMode"
-           learnmore="https://support.mozilla.org/kb/flash-protected-mode-settings" />
-</vbox>