LogDog: Fix archival Get/Tail implementations.

logdog/client/butler/streamserver/handshake.go

Index: logdog/client/butler/streamserver/handshake.go
diff --git a/logdog/client/butler/streamserver/handshake.go b/logdog/client/butler/streamserver/handshake.go
index 7ccba4590b14c0a67e333ba83a6fb1b494bb1758..d0d6d6f47e51a6f6d419b94760d629e809613765 100644
--- a/logdog/client/butler/streamserver/handshake.go
+++ b/logdog/client/butler/streamserver/handshake.go
@@ -118,9 +118,9 @@ func (p *handshakeProtocol) loadFlags(ctx context.Context, r io.Reader) (*stream
 	//
 	// We use a countReader because the 'json' library doesn't give us a way to
 	// know how many bytes it consumed when it decoded.
-	if chr.Count() != frameSize {
+	if chr.Count != frameSize {
 		log.Fields{
-			"blockSize": chr.Count(),
+			"blockSize": chr.Count,
 			"frameSize": frameSize,
 		}.Errorf(ctx, "Stream description block was not fully consumed.")
 		return nil, errors.New("handshake: stream description block was not fully consumed")