migrate to upstream libcompose in one and a half go

vendor/github.com/docker/distribution/registry/storage/blobwriter.go

@@ -241,7 +241,7 @@ func (bw *blobWriter) validateBlob(ctx context.Context, desc distribution.Descri
 
 	if !verified {
 		context.GetLoggerWithFields(ctx,
-			map[string]interface{}{
+			map[interface{}]interface{}{
 				"canonical": canonical,
 				"provided":  desc.Digest,
 			}, "canonical", "provided").
@@ -266,7 +266,7 @@ func (bw *blobWriter) validateBlob(ctx context.Context, desc distribution.Descri
 // identified by dgst. The layer should be validated before commencing the
 // move.
 func (bw *blobWriter) moveBlob(ctx context.Context, desc distribution.Descriptor) error {
-	blobPath, err := bw.blobStore.pm.path(blobDataPathSpec{
+	blobPath, err := pathFor(blobDataPathSpec{
 		digest: desc.Digest,
 	})
 
@@ -324,7 +324,7 @@ func (bw *blobWriter) moveBlob(ctx context.Context, desc distribution.Descriptor
 // instance. An error will be returned if the clean up cannot proceed. If the
 // resources are already not present, no error will be returned.
 func (bw *blobWriter) removeResources(ctx context.Context) error {
-	dataPath, err := bw.blobStore.pm.path(uploadDataPathSpec{
+	dataPath, err := pathFor(uploadDataPathSpec{
 		name: bw.blobStore.repository.Name(),
 		id:   bw.id,
 	})