Incremental work on buildUpdateRequest(): add relinking and metadata updates.
Incremental work on buildUpdateRequest(): add relinking and metadata updates.

rgooch/Dominator,keep94/Dominator,rgooch/Dominator,Symantec/Dominator,keep94/Dominator,keep94/Dominator,Symantec/Dominator,Symantec/Dominator,rgooch/Dominator