[automerger skipped] Merge "Create BinderLatencyObserver to collect binder call latency stats. Pushing these as a metric will come in a future change." am: 60cd2fa6 am: 0e29db72 am: e29e864c -s ours am: d3dc23dd -s ours

am skip reason: Merged-In I8a123f7aed7c0ce416814372f2287b04a8a04ac0 with SHA-1 c31917dd is already in history

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1697178

Change-Id: I8923be7783baf508e99702e0b34fd9eb9614c5a9