vdl: Counterpart of https://vanadium-review.googlesource.com/9136
vdl: Counterpart of https://vanadium-review.googlesource.com/9136

MultiPart: 3/4
Change-Id: Iaaf5d6b4f7b95e5873dadb556a1107644c052186

vanadium/chat,vanadium/chat,vanadium/chat,viksit/chat,viksit/chat,viksit/chat,viksit/chat,viksit/chat,vanadium/chat,vanadium/chat