Description of problem: Methods scope can be reduced. Actual results: Methods could have reduced scope. This positively affects the product in various ways. Expected results: Methods should be defined in a "minimum visibility" correct scope.
REVIEW: https://review.gluster.org/23828 (Protocol/client - Reduce methods scope.) posted (#1) for review on master by Barak Sason Rofman
Closing this as this type of work should go under https://github.com/gluster/glusterfs/issues/807