Allow CollectionViewModel/Controller queries without SectionIdentifier

ios/chrome/browser/ui/settings/dataplan_usage_collection_view_controller.mm

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #import "ios/chrome/browser/ui/settings/dataplan_usage_collection_view_controller.h"
 
 #include "base/logging.h"
 #import "base/mac/foundation_util.h"
 #include "components/prefs/pref_member.h"
 #include "components/prefs/pref_service.h"
@@ skipping 103 matching lines @@
 
     MDCCollectionViewCellAccessoryType desiredType =
         value->second ? MDCCollectionViewCellAccessoryCheckmark
                       : MDCCollectionViewCellAccessoryNone;
     if (item.accessoryType != desiredType) {
       item.accessoryType = desiredType;
       [modifiedItems addObject:item];
     }
   }
 
-  [self reconfigureCellsForItems:modifiedItems
-         inSectionWithIdentifier:SectionIdentifierOptions];
+  [self reconfigureCellsForItems:modifiedItems];
 }
 
 - (void)updateBasePref:(BOOL)basePref wifiPref:(BOOL)wifiPref {
   basePreference_.SetValue(basePref);
   wifiPreference_.SetValue(wifiPref);
   [self updateCheckedState];
 }
 
 #pragma mark - Internal methods
 
@@ skipping 25 matching lines @@
     case ItemTypeOptionsOnlyOnWiFi:
       [self updateBasePref:YES wifiPref:YES];
       break;
     case ItemTypeOptionsNever:
       [self updateBasePref:NO wifiPref:NO];
       break;
   }
 }
 
 @end