* TODO: Put SVG back after working around Firefox 7 bug <https://bugzilla.wikimedia.org/show_bug.cgi?id=31643>
*
* @param {File} file
- * @return boolean
+ * @return {boolean}
*/
function fileIsPreviewable( file ) {
var known = [ 'image/png', 'image/gif', 'image/jpeg', 'image/svg+xml' ],