Revert "Merge from Quantenna SDK v37.4.15.62."

This reverts commit a74ed3c3d416c3ea040185b1e121b4996685437c, reversing
changes made to 49a0a864e32987ad720db10f6b575710325f71b6.

Change-Id: I523bc349ff28b675a07ea0d50bdefdeab8d7a15e
3 files changed