[Commits] [wesnoth/wesnoth] e17990: fix unused variable warning.

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/wesnoth/wesnoth
  Commit: e1799080d4bb657b7f9a6773e2d34fa5552b8904
      https://github.com/wesnoth/wesnoth/commit/e1799080d4bb657b7f9a6773e2d34fa5552b8904
  Author: gfgtdf <f492343 at rmqkr.net>
  Date:   2016-01-06 (Wed, 06 Jan 2016)

  Changed paths:
    M src/actions/undo_move_action.cpp

  Log Message:
  -----------
  fix unused variable warning.