Merge pull request moby#10196 from bobrik/unused-compression-arg

Removed unused compression arg in Graph.TempLayerArchive()

graph/graph.go

@@ -196,7 +196,7 @@ func (graph *Graph) Register(img *image.Image, layerData archive.ArchiveReader)
 //   The archive is stored on disk and will be automatically deleted as soon as has been read.
 //   If output is not nil, a human-readable progress bar will be written to it.
 //   FIXME: does this belong in Graph? How about MktempFile, let the caller use it for archives?
-func (graph *Graph) TempLayerArchive(id string, compression archive.Compression, sf *utils.StreamFormatter, output io.Writer) (*archive.TempArchive, error) {
+func (graph *Graph) TempLayerArchive(id string, sf *utils.StreamFormatter, output io.Writer) (*archive.TempArchive, error) {
 	image, err := graph.Get(id)
 	if err != nil {
 		return nil, err

graph/push.go

@@ -13,7 +13,6 @@ import (
 	log "github.com/Sirupsen/logrus"
 	"github.com/docker/docker/engine"
 	"github.com/docker/docker/image"
-	"github.com/docker/docker/pkg/archive"
 	"github.com/docker/docker/registry"
 	"github.com/docker/docker/utils"
 	"github.com/docker/libtrust"
@@ -228,7 +227,7 @@ func (s *TagStore) pushImage(r *registry.Session, out io.Writer, imgID, ep strin
 		return "", err
 	}
 
-	layerData, err := s.graph.TempLayerArchive(imgID, archive.Uncompressed, sf, out)
+	layerData, err := s.graph.TempLayerArchive(imgID, sf, out)
 	if err != nil {
 		return "", fmt.Errorf("Failed to generate layer archive: %s", err)
 	}