Merge "Dump mNetworkToIfaces in NetworkPolicyManagerService" am: 371f5eba8f

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2149516

Change-Id: Ic3ffcf7e01f1c082811e0d74d878033a685bf2d6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>