Merge "Remove inSplitScreen function" into tm-dev am: 76ebae0c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17976183



Change-Id: Ib451e6bc1d3efb8743725f9e59753e8ebcb8b6c8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>