[orca/gnome-3-12] Remove a no-longer-used GUI label string

[Joanmarie Diggs <joanied src gnome org>]

commit d07238905b802c60f0c1729c8d466ab94eb80f2c
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Sat Apr 5 15:31:12 2014 -0400

    Remove a no-longer-used GUI label string

 src/orca/guilabels.py |    8 --------
 1 files changed, 0 insertions(+), 8 deletions(-)
---
diff --git a/src/orca/guilabels.py b/src/orca/guilabels.py
index 315e032..df5d4c6 100644
--- a/src/orca/guilabels.py
+++ b/src/orca/guilabels.py
@@ -66,14 +66,6 @@ BTN_JUMP_TO = _("_Jump to")
 # Translators: This is the label for a button in a dialog.
 BTN_OK = _("_OK")
 
-# Translators: Orca has had to implement its own caret navigation model to work
-# around issues in Gecko/Firefox. In some versions of Firefox, we must perform
-# a focus grab on each object being navigated in order for things to work as
-# expected; in other versions of Firefox, we must avoid doing so in order for
-# things# to work as expected. We cannot identify with certainty which situation
-# the user is in, so we must provide this as an option within Orca.
-CARET_NAVIGATION_GRAB_FOCUS = _("_Grab focus on objects when navigating")
-
 # Translators: When the user arrows up and down in HTML content, and Orca is
 # controlling the caret, the user might want Orca to always position the
 # cursor at the beginning of the line (as opposed to the position directly