[automerger skipped] Make target dirty segment ratio tunable am: 7b847f7c -s ours

am skip reason: Merged-In I97503795473a9977740e717bf7b0ef6283c65a53 with SHA-1 b2c7eede is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19471277



Change-Id: Iceb329d366ded5a06cce3bfe67e41af87a3cdcd7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>