From: John Keeping <john@keeping.me.uk>
Date: Fri, 25 Jan 2013 09:43:49 +0000 (-0800)
Subject: git-mergetool: remove redundant assignment
X-Git-Tag: v1.8.2-rc0~40^2~6
X-Git-Url: https://git.lorimer.id.au/gitweb.git/diff_plain/26daa842dc35b2fe522ef18a1404c72421b3894c?hp=26daa842dc35b2fe522ef18a1404c72421b3894c

git-mergetool: remove redundant assignment

TOOL_MODE is set at the top of git-mergetool.sh so there is no need to
set it again in show_tool_help.  Removing this lets us re-use
show_tool_help in git-difftool.

Signed-off-by: John Keeping <john@keeping.me.uk>
Signed-off-by: David Aguilar <davvid@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
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