Merge "Ignore additional pointers in dispatchTouchEvent." into rvc-dev am: fe71adaa65 am: 2087199828 am: e9c1165dbd

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12049282

Change-Id: I79dca0dc72a53f158ff011cbcd6c93da195c9927