Change target+selector for block in InfoBarView

ios/chrome/browser/ui/infobars/infobar_view.h

 // Copyright (c) 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_UI_INFOBARS_INFOBAR_VIEW_H_
 #define IOS_CHROME_BROWSER_UI_INFOBARS_INFOBAR_VIEW_H_
 
 #import <UIKit/UIKit.h>
 
 #import "ios/chrome/browser/ui/fancy_ui/bidi_container_view.h"
 
@@ skipping 33 matching lines @@
 
 // Creates a new string from |string| that is interpreted as a link by
 // |addLabel:|. |tag| must not be 0.
 + (NSString*)stringAsLink:(NSString*)string tag:(NSUInteger)tag;
 
 // Adds a message to the infobar that optionaly contains links initialized with
 // |stringAsLink:|.
 - (void)addLabel:(NSString*)label;
 
 // Adds a message to the infobar that optionaly contains links initialized with
-// |stringAsLink:|. |action| is called on |target| when a link is clicked.
-- (void)addLabel:(NSString*)label target:(id)target action:(SEL)action;
+// |stringAsLink:|. |action| is called when a link is clicked.

[jif, 2017/04/21 11:12:48]

Can you explain what NSUInteger is? For example:

|action| is called when a link is clicked, with the tag associated with the link
passed as a parameter.

[gambard, 2017/04/21 11:34:05]

Done.

+- (void)addLabel:(NSString*)label action:(void (^)(NSUInteger))action;
 
 // Adds two buttons to the infobar. Button1 is the primary action of the infobar
 // and in Material Design mode is shown with bold colors to reflect this role.
 - (void)addButton1:(NSString*)title1
               tag1:(NSInteger)tag1
            button2:(NSString*)title2
               tag2:(NSInteger)tag2
             target:(id)target
             action:(SEL)action;
 
 // Adds a button to the infobar.
 - (void)addButton:(NSString*)title
               tag:(NSInteger)tag
            target:(id)target
            action:(SEL)action;
 
 // Adds to the infobar a switch and an adjacent label.
 - (void)addSwitchWithLabel:(NSString*)label
                       isOn:(BOOL)isOn
                        tag:(NSInteger)tag
                     target:(id)target
                     action:(SEL)action;
 
 @end
 
 #endif  // IOS_CHROME_BROWSER_UI_INFOBARS_INFOBAR_VIEW_H_