(refs #1797) Because a variable name storing paging size is inappropriate, I change it. I delete the variable that is not used.
(refs #1797) Because a variable name storing paging size is inappropriate, I change it.
I delete the variable that is not used.

C-nakajima/OpenPNE3,openpne/OpenPNE3,isaosano/OpenPNE3,nise-nabe/ppcon-sns,ShinichiU/OpenPNE3,ShinichiU/OpenPNE3,ShinichiU/AuthFramework,nishizoe/OpenPNE3,ShinichiU/AuthFramework,isaosano/OpenPNE3,isaosano/OpenPNE3,nishizoe/OpenPNE3,openpne/OpenPNE3,C-nakajima/OpenPNE3,nise-nabe/ppcon-sns,openpne/OpenPNE3,kashiwasan/symfony-advanced,ShinichiU/OpenPNE3,kashiwasan/symfony-advanced,tejima/OP3PKG,ShinichiU/AuthFramework,C-nakajima/OpenPNE3,isaosano/OpenPNE3,upsilon/travis-test,C-nakajima/OpenPNE3,ShinichiU/OpenPNE3,openpne/OpenPNE3,upsilon/travis-test,tejima/OP3PKG