remove unused var


git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@60938 954f8c5b-7b00-dc11-b283-0030488c597c
spelling: use American spelling for canceled


git-svn-id: https://svn.blender.org/svnroot/bf-blender/trunk@60939 954f8c5b-7b00-dc11-b283-0030488c597c