Merge "Removing number of threads used in background execution to prevent system thrashing" into sc-dev am: 194dcc0fd3 am: 37a9399471

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14626498

Change-Id: I771de61dc92f071e7ddef477429fbb6d8619c52a