Replace Optional.ifPresent with simple if clause. am: 4c45d5f1eb

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/13618747

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I2b8034c1b2b670c4dcce1d408f4f8d4ff2d9d48e