[CDM Perm Sync] Fix a NPE for Perm Sync toggle am: 8c51d9c71d am: cf705cf873

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/24790419

Change-Id: I10fccd7b4036a57cdb665eb22a79b600fb006898
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>