don't use the workaround for shared files on the /Shared folder

lib/files.php

@@ -43,12 +43,16 @@ class OC_Files {
 	 */
 	public static function getFileInfo($path) {
 		if (($path == '/Shared' || substr($path, 0, 8) == '/Shared/') && OC_App::isEnabled('files_sharing')) {
+			if ($path == '/Shared') {
+				list($info) = OCP\Share::getItemsSharedWith('file', OC_Share_Backend_File::FORMAT_FILE_APP_ROOT);
+			}else{
 				$info['size'] = OC_Filesystem::filesize($path);
 				$info['mtime'] = OC_Filesystem::filemtime($path);
 				$info['ctime'] = OC_Filesystem::filectime($path);
 				$info['mimetype'] = OC_Filesystem::getMimeType($path);
 				$info['encrypted'] = false;
 				$info['versioned'] = false;
+			}
 		} else {
 			$info = OC_FileCache::get($path);
 		}