This file is indexed.

/usr/share/doc-base/gtk2-faq is in libgtk2.0-doc 2.24.25-3+deb8u2.

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
Document: gtk2-faq
Title: GTK+2.0 Frequently Asked Questions
Author: Tony Gale, Shawn Amundson, and Emmanuel Deloget
Abstract: This document is intended to answer questions that are
 likely to be frequently asked by programmers using the GTK+ 
 graphical user interface library, or people who are just looking at 
 using GTK+, GNOME, or GIMP.
Section: Programming/C

Format: HTML
Index: /usr/share/doc/libgtk2.0-doc/faq/index.html
Files: /usr/share/doc/libgtk2.0-doc/faq/*.html