This changes the text registration so that tags for which the framework has a dedicated API (features, feature gates, slow, serial, etc.) those APIs are used. Arbitrary, custom tags are still left in place for now.
Change-Id: I82075c4252d8734886f80dd68327fe73e2ed4ba5
Change-Id: Id7b711e30def4ac02f9e55425b1997d2cfe100f9