code: public void containsNoneOf(
        @NullableDecl Object firstExcluded,
        @NullableDecl Object secondExcluded,
        @NullableDecl Object... restOfExcluded) {
      delegate().containsNoneOf(firstExcluded, secondExcluded, restOfExcluded);
    }
docs: Checks that a actual iterable contains none of the excluded objects or fails. (Duplicates are
  irrelevant to this test, which fails if any of the actual elements equal any of the excluded.)