Merge "logd: add a test for clearing logs with a reader present" am:...

Merge "logd: add a test for clearing logs with a reader present" am: 8d326553 am: 00636fb0 am: 00db963b

Original change: https://android-review.googlesource.com/c/platform/system/core/+/1331017

Change-Id: If1e3eb1d4529c8488a1f34525d4dc7f54f673b94