create USES=gem and update rubygem- ports to use it

Note that for now ports still have to have USE_RUBY=yes to use USES=gem

PR:		209041
Differential Revision:	https://reviews.freebsd.org/D6070

1 files changed, 1 insertions, 2 deletions

diff --git a/security/rubygem-omniauth-multipassword/Makefile b/security/rubygem-omniauth-multipassword/Makefile
index 60f73fb96687..b7679570313e 100644
--- a/security/rubygem-omniauth-multipassword/Makefile
+++ b/security/rubygem-omniauth-multipassword/Makefile
@@ -16,7 +16,6 @@ RUN_DEPENDS=	rubygem-omniauth>=1.0:security/rubygem-omniauth
 NO_ARCH=	yes
 
 USE_RUBY=	yes
-USE_RUBYGEMS=	yes
-RUBYGEM_AUTOPLIST=	yes
+USES=		gem:autoplist
 
 .include <bsd.port.mk>