Merge "HwBlob: explicit size check" am: 4becb19325 am: d35ef5aea8

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1552564

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Id50bafde7be609f4908b47d9bf5e69f69f75ce50