dead code but might as well fix it in case it comes back to life

git-svn-id: http://svn.vuze.com/public/client/trunk@40689 c2c1b7af-1477-405b-86ee-8aefd1fc4dd2
lock properly

git-svn-id: http://svn.vuze.com/public/client/trunk@40691 c2c1b7af-1477-405b-86ee-8aefd1fc4dd2
lock properly

git-svn-id: http://svn.vuze.com/public/client/trunk@40692 c2c1b7af-1477-405b-86ee-8aefd1fc4dd2