Fix display changed flag check optimization am: 655b47c6 am: 433d8ca0 am:...

Fix display changed flag check optimization am: 655b47c6 am: 433d8ca0 am: 22a9c903 am: d797785b

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/11788843

Change-Id: I47e437b8b3b3a4b1f30432e9838cbc33f3402a07