Add function prototype for min_size_get.
Add function prototype for min_size_get.

Signed-off-by: Christopher Michael <cp.michael@samsung.com>

SVN revision: 84149

FlorentRevest/Enlightenment,tizenorg/platform.upstream.enlightenment,tasn/enlightenment,rvandegrift/e,tasn/enlightenment,tasn/enlightenment,tizenorg/platform.upstream.enlightenment,rvandegrift/e,FlorentRevest/Enlightenment,rvandegrift/e,tizenorg/platform.upstream.enlightenment,FlorentRevest/Enlightenment