Merge "Initialise VPS buffer to NULL in constructor" into sc-dev am: af9a7205

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/24433390



Change-Id: I5f8b7c3b608aa356d7a001b0bb01172950c9d326
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>