Fix bug with parsing vectors am: 778b15a2 am: ff239927

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/23231057



Change-Id: Ia584b1a44417920877ae13b1618b2254415d6a74
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>