Merge "Reuse a same buffer per session instead of reallocating each time."...

Merge "Reuse a same buffer per session instead of reallocating each time." into tm-dev am: ccf6f21a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17946676



Change-Id: I5a317854304173dc2436f8a1e08d872e51b39241
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>