String additions to 'gtk+.gtk-2-12'

[GNOME Status Pages <danilo gnome org>]

This is an automatic notification from status generation scripts on:
    http://l10n.gnome.org/.

There have been following string additions to module 'gtk+.gtk-2-12':

    + "Failed to open file %s : %s\n"
    + "No theme index file."

Note that this doesn't directly indicate a string freeze break, but it
might be worth investigating.