Fix cpplint errors in inspectable_web_contents_view_mac.h
Fix cpplint errors in inspectable_web_contents_view_mac.h

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