Merge "Clear calling identity before calling into DPM" am: ae04a1a842 am: 2590a09c18

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2445864

Change-Id: Ia5e2cae639e0dd7646fbd44299f518f517f6c9f1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>