[automerger skipped] SurfaceFlinger: Implement drop input modes am: cbe9c105...

[automerger skipped] SurfaceFlinger: Implement drop input modes am: cbe9c105 am: 4648ad64 -s ours am: f2a0e262 -s ours am: 36cf85e1 -s ours am: bbd9aa6c -s ours

am skip reason: Merged-In Ibce11ee7df5b5c8c226ebfab29574a99cd656f6d with SHA-1 9b0d13dc is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/16508594

Change-Id: Ibc22a6f5c0c770eb7ddfdb565543fd6d20f8d133