Allow CollectionViewModel/Controller queries without SectionIdentifier

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

 // Copyright 2013 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/content_settings_collection_view_controller.h"
 
 #include "base/logging.h"
 #include "components/content_settings/core/browser/host_content_settings_map.h"
 #include "components/content_settings/core/common/content_settings.h"
 #include "components/content_settings/core/common/content_settings_types.h"
@@ skipping 167 matching lines @@
 }
 
 #pragma mark - PrefObserverDelegate
 
 - (void)onPreferenceChanged:(const std::string&)preferenceName {
   if (preferenceName == prefs::kEnableTranslate) {
     BOOL enabled = browserState_->GetPrefs()->GetBoolean(preferenceName);
     NSString* subtitle = enabled ? l10n_util::GetNSString(IDS_IOS_SETTING_ON)
                                  : l10n_util::GetNSString(IDS_IOS_SETTING_OFF);
     _translateDetailItem.detailText = subtitle;
-    [self reconfigureCellsForItems:@[ _translateDetailItem ]
-           inSectionWithIdentifier:SectionIdentifierSettings];
+    [self reconfigureCellsForItems:@[ _translateDetailItem ]];
   }
 }
 
 #pragma mark - BooleanObserver
 
 - (void)booleanDidChange:(id<ObservableBoolean>)observableBoolean {
   DCHECK_EQ(observableBoolean, _disablePopupsSetting);
 
   NSString* subtitle = [_disablePopupsSetting value]
                            ? l10n_util::GetNSString(IDS_IOS_SETTING_ON)
                            : l10n_util::GetNSString(IDS_IOS_SETTING_OFF);
   // Update the item.
   _blockPopupsDetailItem.detailText = subtitle;
 
   // Update the cell.
-  [self reconfigureCellsForItems:@[ _blockPopupsDetailItem ]
-         inSectionWithIdentifier:SectionIdentifierSettings];
+  [self reconfigureCellsForItems:@[ _blockPopupsDetailItem ]];
 }
 
 @end