Upstream Chrome on iOS source code [8/11].

ios/chrome/browser/ui/settings/physical_web_collection_view_controller.h

+// Copyright 2016 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.
+
+#ifndef IOS_CHROME_BROWSER_UI_SETTINGS_PHYSICAL_WEB_COLLECTION_VIEW_CONTROLLER_H_
+#define IOS_CHROME_BROWSER_UI_SETTINGS_PHYSICAL_WEB_COLLECTION_VIEW_CONTROLLER_H_
+
+#import "ios/chrome/browser/ui/settings/settings_root_collection_view_controller.h"
+
+#include "components/prefs/pref_service.h"
+
+// This View Controller is responsible for managing the settings related to
+// the Physical Web.
+@interface PhysicalWebCollectionViewController
+    : SettingsRootCollectionViewController
+
+// The designated initializer.
+- (instancetype)initWithPrefs:(PrefService*)prefs NS_DESIGNATED_INITIALIZER;
+
+- (instancetype)init NS_UNAVAILABLE;
+
+- (instancetype)initWithStyle:(CollectionViewControllerStyle)style
+    NS_UNAVAILABLE;
+
+// Given the current Physical Web preference state, determine whether the
+// preference should be rendered as enabled.
++ (BOOL)shouldEnableForPreferenceState:(int)preferenceState;
+
+@end
+
+#endif  // IOS_CHROME_BROWSER_UI_SETTINGS_PHYSICAL_WEB_COLLECTION_VIEW_CONTROLLER_H_