Merge "Add unit test for cow compressor performance" into main am: f278b54731 am: b1cbaa77de am: fef270e8e6

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2722633

Change-Id: Iaa226d2bf8911d363c7efc8f96c16cd4c3785efd
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>