Merge "Add NamedListenerSet that can be used to improve Trace performance by...

Merge "Add NamedListenerSet that can be used to improve Trace performance by caching listener names" into udc-qpr-dev am: cd5177b6

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/24343836



Change-Id: Idfaebd82b1bb3e4a484f14a1bc2a44d3fcb7f17f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>