RecordSigninUser   61 ash/multi_profile_uma.h   static void RecordSigninUser(SigninUserAction action);
RecordSigninUser  778 ash/system/user/tray_user.cc     MultiProfileUMA::RecordSigninUser(MultiProfileUMA::SIGNIN_USER_BY_TRAY);
RecordSigninUser   29 chrome/browser/chromeos/profiles/avatar_menu_actions_chromeos.cc   ash::MultiProfileUMA::RecordSigninUser(