Merge "Fix bug in equals implementation for search headers" into sc-dev am: 61bc5c6c93 am: 6d925ca1ae

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15046752

Change-Id: I471e77592cee723bb529a0c79fb71ad3ff195ef8