[Storage] Fix create file sas issue with file object pipeline (Azure#19708)

Author: blueww

src/Storage/Storage.Management/ChangeLog.md

@@ -38,6 +38,8 @@
     -  `Stop-AzStorageFileCopy`
 * Migrated Get/List blob to always use 'Azure.Storage.Blobs'
     -  `Get-AzStorageBlob`
+* Fix create file sas failure with file object pipeline
+    -  `New-AzStorageFileSasToken`
 
 ## Version 4.9.0
 * Supported to create or update Storage account with Azure Files Active Directory Domain Service Kerberos Authentication

src/Storage/Storage/File/Cmdlet/NewAzureStorageFileSasToken.cs

@@ -207,15 +207,5 @@ public override void ExecuteCmdlet()
                 WriteObject(sasToken);
             }
         }
-
-        protected override IStorageFileManagement CreateChannel()
-        {
-            if (this.Channel == null || !this.ShareChannel)
-            {
-                this.Channel = new StorageFileManagement(this.GetCmdletStorageContext());
-            }
-
-            return this.Channel;
-        }
     }
 }

src/Storage/Storage/File/Cmdlet/NewAzureStorageShareSasToken.cs

@@ -135,15 +135,5 @@ public override void ExecuteCmdlet()
                 WriteObject(sasToken);
             }
         }
-
-        protected override IStorageFileManagement CreateChannel()
-        {
-            if (this.Channel == null || !this.ShareChannel)
-            {
-                this.Channel = new StorageFileManagement(this.GetCmdletStorageContext());
-            }
-
-            return this.Channel;
-        }
     }
 }