static void GetAllBundle(Dictionary <string, BundleInfo> .ValueCollection dic, List <BundleInfo> list)
 {
     foreach (var item in dic)
     {
         BundleFolderInfo folderInfo = item as BundleFolderInfo;
         if (folderInfo != null)
         {
             var dic2 = folderInfo.GetChildList();
             GetAllBundle(dic2, list);
         }
         else
         {
             list.Add(item);
         }
     }
 }