Pass callingUid and callingPid to startNetworkScan

When calling NetworkScanResultTracker#startNetworkScan, include the
callingUid and callingPid arguments before clearing the calling
identity. Do the same for stopNetworkScan.

Bug: 128480460
Test: CTS
Change-Id: Ie85e0206c7d68acb8b9d879c1dc999c25aea61d3
1 file changed