Fix display changed flag check optimization am: 655b47c6 am: 564ae95e am:...

Fix display changed flag check optimization am: 655b47c6 am: 564ae95e am: 6e963a2a am: 0bebc8e8

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

Change-Id: I72ebd8f1ebd9ed01ebbcd54b8737ea518d5eaeae