Making AccessibilityUtils interface multi-user aware

The getEnabledServices and setAccessibilityServiceState now have an
overloaded version to take in a userId parameter.

Bug: 27383941
Change-Id: I3ea648fd5f22cd2e9402686b83ca42976b5306f8
(cherry picked from commit 2d1c0154b1f9aeeb991dc96efb29aa53c76f4957)
1 file changed