Revert "Reland "Prevent dismissing starting window when reopening app""

This reverts commit be71ed8a8e2ea302abbd4a5a0e8b5adc53449e67.

Causes various issues. Out of time for Q to investigate and fix.

Fixes: 135706138
Fixes: 135661232
Fixes: 135976008
Fixes: 135921478
Fixes: 135780312

Bug: 134561008
Change-Id: Ifb7b1fe2b189649d320516e70368625c903debea
1 file changed