Merge "Hide security footer container (QSBH) in portrait" into sc-qpr1-dev am: fc5c95cbc4 am: 5e18d6d1e9 am: 994b4838f1

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15727590

Change-Id: Ia7ff224370e36d295f087209a3e2df67ab2967b1