Fix code style issues for tags plugin

lib/private/connector/sabre/directory.php

@@ -21,15 +21,13 @@
  *
  */
 
-use OC\Connector\Sabre\TagList;
-
 class OC_Connector_Sabre_Directory extends OC_Connector_Sabre_Node
 	implements \Sabre\DAV\ICollection, \Sabre\DAV\IQuota {
 
 	/**
 	 * Cached directory content
 	 *
-	 * @var \OCP\FileInfo[]
+	 * @var \OCP\Files\FileInfo[]
 	 */
 	private $dirContent;
 

lib/private/connector/sabre/taglist.php

@@ -85,7 +85,7 @@ class TagList extends DAV\Property {
      * It will only decode tag values.
      *
      * @param \DOMElement $dom
-     * @return DAV\Property\TagList
+     * @return \OC\Connector\Sabre\TagList
      */
     static function unserialize(\DOMElement $dom) {
 

lib/private/connector/sabre/tagsplugin.php

@@ -28,8 +28,8 @@ class TagsPlugin extends \Sabre\DAV\ServerPlugin
 
 	// namespace
 	const NS_OWNCLOUD = 'http://owncloud.org/ns';
-	const TAGS_PROPERTYNAME = '{' . self::NS_OWNCLOUD . '}tags';
-	const FAVORITE_PROPERTYNAME = '{' . self::NS_OWNCLOUD . '}favorite';
+	const TAGS_PROPERTYNAME = '{http://owncloud.org/ns}tags';
+	const FAVORITE_PROPERTYNAME = '{http://owncloud.org/ns}favorite';
 	const TAG_FAVORITE = '_$!<Favorite>!$_';
 
 	/**