Remove status bar manipulation from EmergencyDialer

Remove the code that prevents the swipe-down from working in the
emergency dialer -- doing it in onResume/onPause seems to be unreliable
and causes the bar to be permanently disabled.

Test: manual
Bug: 63110538
Bug: 62152913
Change-Id: I6a15da1806de6b48a551e49539f09488ef2a7fbf
(cherry picked from commit 1342ffc9965f3424c4cc80f332d0d7f5bb0968c7)
1 file changed