update file system

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/internal/DownloadNormalFileOperation.cs

@@ -166,12 +166,6 @@ namespace YooAsset
         }
         internal override void InternalWaitForAsyncComplete()
         {
-            //TODO 防止下载器挂起陷入无限死循环！
-            if (_steps == ESteps.None)
-            {
-                InternalStart();
-            }
-
             while (true)
             {
                 //TODO 如果是导入或解压本地文件，执行等待完毕

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/internal/DownloadResumeFileOperation.cs

@@ -1,5 +1,4 @@
-using System.Collections.Generic;
-using System.IO;
+using System.IO;
 using UnityEngine;
 using UnityEngine.Networking;
 
@@ -186,12 +185,6 @@ namespace YooAsset
         }
         internal override void InternalWaitForAsyncComplete()
         {
-            //TODO 防止下载器挂起陷入无限死循环！
-            if (_steps == ESteps.None)
-            {
-                InternalStart();
-            }
-
             while (true)
             {
                 //TODO 如果是导入或解压本地文件，执行等待完毕