Merge "Binder: avoid GC while holding lock" into main am: 4762c3deac

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/3237098

Change-Id: I3809e61f18e97faef9968d2cd5737e2824df93da
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>