+<!-- 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/. -->
+
<svg height="0" xmlns="http://www.w3.org/2000/svg">
<filter id="invert" x="0%" y="0%" width="100%" height="100%" >
<feComponentTransfer>