Merge "Refactor dispatching the focus event from handleWindowFocusChanged" into tm-qpr-dev am: baa7f98f58

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20608952

Change-Id: Ib6cf423199150f3247200ab31303fcc5722d05cd
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>