cluster/afr: Clean up dead variables.
cluster/afr: Clean up dead variables.

Clang error fixes.

Plus some white space cleanup.
Signed-off-by: Sachidananda Urs <sac@gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 1080 ()
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=1080

Kaushikbv/Gluster,Kaushikbv/Gluster,Kaushikbv/Gluster