Upstream Chrome on iOS source code [3/11].

ios/chrome/browser/ui/activity_services/reading_list_activity.h

Index: ios/chrome/browser/ui/activity_services/reading_list_activity.h
diff --git a/ios/chrome/browser/ui/activity_services/reading_list_activity.h b/ios/chrome/browser/ui/activity_services/reading_list_activity.h
new file mode 100644
index 0000000000000000000000000000000000000000..36d51da8a37c47093d8d7572dfe9d5b7088860d3
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+++ b/ios/chrome/browser/ui/activity_services/reading_list_activity.h
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+// 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_ACTIVITY_SERVICES_READING_LIST_ACTIVITY_H_
+#define IOS_CHROME_BROWSER_UI_ACTIVITY_SERVICES_READING_LIST_ACTIVITY_H_
+
+#import <Foundation/Foundation.h>
+#import <UIKit/UIKit.h>
+
+class GURL;
+
+// Activity that triggers the add-to-reading-list service.
+@interface ReadingListActivity : UIActivity
+
+// Identifier for the add-to-reading-list activity.
++ (NSString*)activityIdentifier;
+
+- (instancetype)initWithURL:(const GURL&)activityURL
+                      title:(NSString*)title
+                  responder:(UIResponder*)responder;
+
+@end
+
+#endif  // IOS_CHROME_BROWSER_UI_ACTIVITY_SERVICES_READING_LIST_ACTIVITY_H_