Revert "Import AndroidX from build 6732122"

This reverts commit a4ba859443fe4487ff30f76f5fbbb8e0ee2404f5.

Reason for revert: Broken droidcopped test:
https://buganizer.corp.google.com/issues/162945666
Bisect showed this CL was a high confidence culprit:
https://android-build.googleplex.com/builds/bisection/run/L91700000656666294

Change-Id: I02ad2952c12c0e12fd3e0516182bf4b210410748
2242 files changed