Checks if AccessibilityServiceInfo is within parcelable size. am: 553232c2 am: ee57ec06

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21238189



Change-Id: I35336fecf1fc8e2756c2114f5c416ece12976b58
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>