Refactor updating rules for all apps in NetworkPolicyManagerService am: e944af5bd6 am: 9405e43734

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1545864

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Iee0b722916a5b48bb2b375f8d7e0f39620936617