Merge "Fix getWidgetItemSizePx estimation" into sc-v2-dev am: ac81e8a92a am: 4bdc026863

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15897184

Change-Id: I40647fc8c45f10de132c6e2599dfbcab65d7908e