code cleanup: quiet warnings


git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk/blender@54895 954f8c5b-7b00-dc11-b283-0030488c597c
code cleanup: unused arg


git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk/blender@54896 954f8c5b-7b00-dc11-b283-0030488c597c