use predefined model pve-storage-content

Else ExtJS ignores the idProperty setting.

www/manager/form/FileSelector.js

@@ -41,19 +41,7 @@ Ext.define('PVE.form.FileSelector', {
 	var me = this;
 
 	var store = Ext.create('Ext.data.Store', {
-	    fields: [ 
-		'volid', 'format', 'size', 'used', 'vmid',
-		'channel', 'id', 'lun',
-		{	
-		    name: 'text', 
-		    convert: function(value, record) {
-			if (value) {
-			    return value;
-			}
-			return PVE.Utils.render_storage_content(value, {}, record);
-		    }
-		}
-	    ]
+	    model: 'pve-storage-content'
 	});
 
 	Ext.apply(me, {

www/manager/storage/ContentView.js

@@ -295,7 +295,7 @@ Ext.define('PVE.storage.ContentView', {
 		    flex: 1,
 		    sortable: true,
 		    renderer: PVE.Utils.render_storage_content,
-		    dataIndex: 'volid'
+		    dataIndex: 'text'
 		},
 		{
 		    header: 'Format',
@@ -322,7 +322,16 @@ Ext.define('PVE.storage.ContentView', {
 	extend: 'Ext.data.Model',
 	fields: [ 
 	    'volid', 'content', 'format', 'size', 'used', 'vmid', 
-	    'channel', 'id', 'lun'
+	    'channel', 'id', 'lun',
+	    {	
+		name: 'text', 
+		convert: function(value, record) {
+		    if (value) {
+			return value;
+		    }
+		    return PVE.Utils.render_storage_content(value, {}, record);
+		}
+	    }
 	],
 	idProperty: 'volid'
     });