Remove usages of ActionBarActivity.

ActionBarActivity has been deprecated for 2+ years and has been
extending AppCompatActivity for all that time. These changes
should be no-ops.

Bug: 35253513
Test: None
Change-Id: Ic5fdb48f000aea23f6f5ec58a460fd74b6a8690a
(cherry picked from commit 4facd1a92e9da980156a0fa31867591930cde190)
2 files changed