Added umetered method for data network controller am: 540263a1

Original change: https://android-review.googlesource.com/c/platform/frameworks/opt/telephony/+/2091796



Change-Id: I363f5fe615e92407342e22ce5c53fb091a0ad21e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>