public function enqueueUnicodeGcsLibs()
    {
        if (($data = $this->didEnqueueLibs(__METHOD__))) {
            return $data; // Did this already.
        } // We only need to enqueue once.

        $data = [
            'scripts' => [
                'unicode-gcs' => [
                    'version' => '1.0.3',
                    'url'     => '//cdn.rawgit.com/websharks/unicode-gcs/%1$s/dist/index.min.js',
                ],
            ],
        ];
        return $this->enqueueLibs(__METHOD__, $data);
    }