Currently, the stats returned by getNetworkStatsUidDetail() does not filter iface for mUidOperations, it will cause this API returns the stats that might contain data with unexpected iface. Thus filter iface for mUidOperations before combining it into the return stats. Bug: 235444141 Test: FrameworksNetTests Change-Id: I81aaacb5682d69022e521a793516373037510742