[automerger skipped] Support constructing a StructNdOptPref64 from data. am: 2e0f009fb4 am: 5d6eb342eb am: 066afcdefb -s ours

am skip reason: Change-Id I29c3967200e1353972503739b9ba4d1194ce162b with SHA-1 2e0f009fb4 is in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/NetworkStack/+/11092073

Change-Id: Ibaa32fe988d66ce9ab0f2ab8bf21c5bbb0165904