Merge "Change IInterface default_impl to use sp<>" am: f9ce300c43 am: 1f7304de11 am: ef3a33f37d am: fd0693093e

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/1950456

Change-Id: I0f15e03b45ecdd91d02738bf8cdb214649bdd26e