Support shell transition for restarting process of activity

This is initial support to go through the transition steps.
The default animation is still jumpcut.

Also relax condition of skipping setVisibility in case the
client visibility was changed by other places.

Bug: 273892772
Test: Enter size compat mode and click restart button.
      No black screen will flash.

Change-Id: I6115f3379812a400377a9d2d06a7a371487c27e5