remove bool argument from getDirectory

Signed-off-by: Alexandre Beslic <abronan@docker.com>

pkg/store/etcd.go

@@ -104,7 +104,7 @@ func (s *Etcd) Put(key string, value []byte) error {
 		if etcdError, ok := err.(*etcd.EtcdError); ok {
 			if etcdError.ErrorCode == 104 { // Not a directory
 				// Remove the last element (the actual key) and set the prefix as a dir
-				err = s.createDirectory(getDirectory(key, false))
+				err = s.createDirectory(getDirectory(key))
 				if _, err := s.client.Set(key, string(value), 0); err != nil {
 					return err
 				}

pkg/store/helpers.go

@@ -24,7 +24,7 @@ func normalize(key string) string {
 //
 //     /path/to/
 //
-func getDirectory(key string, omit bool) string {
+func getDirectory(key string) string {
 	parts := splitKey(key)
 	parts = parts[:len(parts)-1]
 	return "/" + join(parts)