Fix cpplint errors in web_ui_controller_factory.cc
Fix cpplint errors in web_ui_controller_factory.cc

lakshmi-srinivas/brightray,deepak1556/brightray,lakshmi-srinivas/brightray,lakshmi-srinivas/brightray,tejaspathak/brightray,paulcbetts/brightray,hokein/brightray,tejaspathak/brightray,bbondy/brightray,paulcbetts/brightray,hokein/brightray,bbondy/brightray,brave/brightray,atom/brightray,brave/brightray,atom/brightray,deepak1556/brightray