Merge "Only take vertical, upward velocity into account for escaping the...

Merge "Only take vertical, upward velocity into account for escaping the dismiss target." into rvc-dev am: 254dcfd5 am: f6d8b1cf am: f4cdc287 am: 3de6d62f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11904326

Change-Id: Ic1421860a9d2e5a577bfdcde949a3150671369a3