7e9531a1d2
For now, disable tests using obsolete syntax. More will get disabled as support for interfaces is completely removed. We may then permanently remove some tests, while updating and reenabling others whose purpose is not related to interfaces. git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@15480 260f80e4-7a28-3924-810f-c04153c831b5