Merge "Only show 2-pane deep link when homepage is available" into tm-dev am:...

Merge "Only show 2-pane deep link when homepage is available" into tm-dev am: f74e1195 am: 3da67a32

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/17005472

Change-Id: I17fdb129a401aa1a8c5de91211b59ab1f05b06f9