[automerger skipped] Throw exception when VsyncEventData null. am: e712c2a8 am: 1288c5a2 -s ours

am skip reason: Merged-In Ied79f5635b00b8cb4a6f45c636bef0a7cc642e69 with SHA-1 8786b8df is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/24447497



Change-Id: I3a21c02472ea14eb29b472115d3651d2d5bed59c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>