Change GetRepository to take Named arguments

Signed-off-by: Nishant Totla <nishanttotla@gmail.com>

daemon/cluster/executor/backend.go

@@ -55,7 +55,7 @@ type Backend interface {
 	UnsubscribeFromEvents(listener chan interface{})
 	UpdateAttachment(string, string, string, *network.NetworkingConfig) error
 	WaitForDetachment(context.Context, string, string, string, string) error
-	GetRepository(context.Context, reference.NamedTagged, *types.AuthConfig) (distribution.Repository, bool, error)
+	GetRepository(context.Context, reference.Named, *types.AuthConfig) (distribution.Repository, bool, error)
 	LookupImage(name string) (*types.ImageInspect, error)
 	PluginManager() *plugin.Manager
 	PluginGetter() *plugin.Store

daemon/image_pull.go

@@ -111,7 +111,7 @@ func (daemon *Daemon) pullImageWithReference(ctx context.Context, ref reference.
 }
 
 // GetRepository returns a repository from the registry.
-func (daemon *Daemon) GetRepository(ctx context.Context, ref reference.NamedTagged, authConfig *types.AuthConfig) (dist.Repository, bool, error) {
+func (daemon *Daemon) GetRepository(ctx context.Context, ref reference.Named, authConfig *types.AuthConfig) (dist.Repository, bool, error) {
 	// get repository info
 	repoInfo, err := daemon.RegistryService.ResolveRepository(ref)
 	if err != nil {