Revert "Integrate Settings with Preference Service"

This reverts commit 9edbc798bf4dbe37b7faf80c8d2d736f2c5d7fa5.

Reason for revert: Likely culprit for b/382590599  - 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: Ib41c13e8ba2e0eaa1ec31486ccf1f61f55793e95
5 files changed