Revert "Fix call preference changes after reboot."

This reverts commit 0f271e6e2ec4c6ea87ec742f189818711d7f07d0.

Feature breaks in specific scenarios, so revert to previous
implementation.

Issue: FP3-A11#287
Issue: FP3-A11#371
Change-Id: Icd831f8af204fe790b9feae08288b209695ee9ca
1 file changed