Merge "Revert "Don't use ProxyActivity when launching from SearchActionItemInfo intent"" into sc-dev am: 933d2536da am: 912f7aff7f

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15184812

Change-Id: I7c9ce9074f9f7457593b5716c1283bea920d7e78