Pass settings model to ARDAppClient instead of individual settings.

webrtc/examples/objc/AppRTCMobile/ios/ARDSettingsModel+Private.h

Index: webrtc/examples/objc/AppRTCMobile/ios/ARDSettingsModel+Private.h
diff --git a/webrtc/examples/objc/AppRTCMobile/ios/ARDSettingsModel+Private.h b/webrtc/examples/objc/AppRTCMobile/ios/ARDSettingsModel+Private.h
deleted file mode 100644
index eba99d7245193681e96c0e11d65638158ffd7e68..0000000000000000000000000000000000000000
--- a/webrtc/examples/objc/AppRTCMobile/ios/ARDSettingsModel+Private.h
+++ /dev/null
@@ -1,22 +0,0 @@
-/*
- *  Copyright 2016 The WebRTC Project Authors. All rights reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#import <Foundation/Foundation.h>
-#import "ARDSettingsModel.h"
-
-@class ARDSettingsStore;
-
-NS_ASSUME_NONNULL_BEGIN
-@interface ARDSettingsModel ()
-- (ARDSettingsStore *)settingsStore;
-- (nullable NSString *)currentVideoResolutionWidthFromStore;
-- (nullable NSString *)currentVideoResolutionHeightFromStore;
-@end
-NS_ASSUME_NONNULL_END