Revert "Save photo picker callback state on activity destroy"

This reverts commit 7e885235.

Reason for revert: Potential culprit for b/319325598 - verifying through ABTD before revert submission. This is part of the standard investigation process, and does not mean your CL will be reverted.

Change-Id: I3f24d1418ddf9141d2852688e3ca087266f83865