This file is indexed.

/usr/share/xul-ext/y-u-no-validate/README is in xul-ext-y-u-no-validate 2013052407-3.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
Y U no validate
===============

Firefox extension. In the "Add Security Exception" dialog makes 
"Permanently store this exception" checkbox unchecked by default.

Extension
---------
https://addons.mozilla.org/en-US/firefox/addon/y-u-no-validate/

Source
------
https://github.com/wodny/y-u-no-validate

Author
------
Marcin Szewczyk <Marcin.Szewczyk@wodny.org>
http://wodny.org/projects/y-u-no-validate.html