Introduce InfoBarTabService API.

chrome/browser/ui/cocoa/infobars/infobar_controller.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.
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/memory/scoped_nsobject.h"
 
 @class AnimatableView;
 @class HoverCloseButton;
 @protocol InfoBarContainer;
 class InfoBarDelegate;
-class InfoBarTabHelper;
+class InfoBarTabService;
 @class InfoBarGradientView;
 
 // A controller for an infobar in the browser window.  There is one
 // controller per infobar view.  The base InfoBarController is able to
 // draw an icon, a text message, and a close button.  Subclasses can
 // override addAdditionalControls to customize the UI.
 @interface InfoBarController : NSViewController<NSTextViewDelegate> {
  @private
   id<InfoBarContainer> containerController_;  // weak, owns us
-  InfoBarTabHelper* owner_;  // weak
+  InfoBarTabService* owner_;  // weak
   BOOL infoBarClosing_;
 
  @protected
   IBOutlet InfoBarGradientView* infoBarView_;
   IBOutlet NSImageView* image_;
   IBOutlet NSTextField* labelPlaceholder_;
   IBOutlet NSButton* okButton_;
   IBOutlet NSButton* cancelButton_;
   IBOutlet HoverCloseButton* closeButton_;
 
   // In rare instances, it can be possible for |delegate_| to delete itself
   // while this controller is still alive.  Always check |delegate_| against
   // NULL before using it.
   InfoBarDelegate* delegate_;  // weak, can be NULL
 
   // Text fields don't work as well with embedded links as text views, but
   // text views cannot conveniently be created in IB. The xib file contains
   // a text field |labelPlaceholder_| that's replaced by this text view |label_|
   // in -awakeFromNib.
   scoped_nsobject<NSTextView> label_;
 };
 
 // Initializes a new InfoBarController.
 - (id)initWithDelegate:(InfoBarDelegate*)delegate
-                 owner:(InfoBarTabHelper*)owner;
+                 owner:(InfoBarTabService*)owner;
 
 // Returns YES if the infobar is owned.  If this is NO, it is not safe to call
 // any delegate functions, since they might attempt to access the owner.  Code
 // should generally just do nothing at all in this case (once we're closing, all
 // controls can safely just go dead).
 - (BOOL)isOwned;
 
 // Called when someone clicks on the OK or Cancel buttons.  Subclasses
 // must override if they do not hide the buttons.
 - (void)ok:(id)sender;
@@ skipping 55 matching lines @@
 @end
 
 
 @interface ConfirmInfoBarController : InfoBarController
 // Called when the OK and Cancel buttons are clicked.
 - (IBAction)ok:(id)sender;
 - (IBAction)cancel:(id)sender;
 // Called when there is a click on the link in the infobar.
 - (void)linkClicked;
 @end