pr.ConfigsUpdated.Insert(conf)
		}
	}

	return pr
}

// CopyMerge two update requests together. Unlike Merge, this will not mutate either input.
// This should be used when we are modifying a shared PushRequest (typically any time it's in the context
// of a single proxy)
func (pr *PushRequest) CopyMerge(other *PushRequest) *PushRequest {
	if pr == nil {
		return other
	}
	if other == nil {