Revert^2 "Change ifname to interface handle in set_scan_mode api"

This reverts commit 3a4e5591c0d77abdd0d7e732d735ec352265dbd7.

Reason for revert: Fix for build failure identified

Change-Id: I1f7784f67b575103bb5a6f3ce77fb9551f1f1471
2 files changed