Merge "storageproxyd: Start only a single binder thread" into main am:...

Merge "storageproxyd: Start only a single binder thread" into main am: e4cbd9a6 am: 8c048624 am: 4e44f4f1

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2670162



Change-Id: I3e5ae3758231228271f0a6c31e0e2126e505cf02
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>