|  | // Copyright 2012 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_XCALLBACK_PARAMETERS_H_ | 
|  | #define IOS_CHROME_BROWSER_XCALLBACK_PARAMETERS_H_ | 
|  |  | 
|  | #import <Foundation/Foundation.h> | 
|  |  | 
|  | // This class contains the defining parameters for an XCallback request from | 
|  | // another app. | 
|  | @interface XCallbackParameters : NSObject<NSCoding, NSCopying> | 
|  |  | 
|  | // The id of the calling app. | 
|  | @property(nonatomic, readonly, copy) NSString* sourceAppId; | 
|  |  | 
|  | // Designated initializer. |sourceAppId| is the string identifier for the app | 
|  | // that launched Chrome and cannot be nil. | 
|  | - (instancetype)initWithSourceAppId:(NSString*)sourceAppId | 
|  | NS_DESIGNATED_INITIALIZER; | 
|  |  | 
|  | - (instancetype)init NS_UNAVAILABLE; | 
|  |  | 
|  | @end | 
|  |  | 
|  | #endif  // IOS_CHROME_BROWSER_XCALLBACK_PARAMETERS_H_ |