Fix build

android.support.v7.preference.Preference implements
java.lang.Comparable, but it wasn't previously picked up in API list.

Bug: 27427010
Change-Id: I3dc06268083d4d914a13dd1c1288b4a4fc3b17a0
(cherry picked from commit 875ca3c1c3453c6cc354b83675725b8db3803306)
1 file changed