Android 8.1.0 release 20
Snap for 4485699 from ba8875113bb5fb1cb3dfea20657990e4b1cd83db to oc-m2-release

Change-Id: Ic3b90233291eedcd89bd9140b40150829bcf8638
tree: 63df7a62773cb34f9697a7e409542cfd793f4412
  1. msm8974/
  2. msm8996/
  3. msm8998/
  4. sdm845/
  5. Android.mk
  6. CleanSpec.mk