Merge 33291 - Clear the target/action of the close button when the view goes ...

chrome/browser/cocoa/tab_view.h

 // Copyright (c) 2009 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 CHROME_BROWSER_COCOA_TAB_VIEW_H_
 #define CHROME_BROWSER_COCOA_TAB_VIEW_H_
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/scoped_nsobject.h"
@@ skipping 41 matching lines @@
   NSWindow* dragWindow_;  // weak. The window being dragged
   NSWindow* dragOverlay_;  // weak. The overlay being dragged
 
   TabWindowController* targetController_;  // weak. Controller being targeted
   NSCellStateValue state_;
 }
 @property(assign) NSCellStateValue state;
 @property(assign, nonatomic) CGFloat hoverAlpha;
 
 // Determines if the tab is in the process of animating closed. It may still
-// be visible on-screen, but should not respond to/initiate any events.
+// be visible on-screen, but should not respond to/initiate any events. Upon
+// setting to NO, clears the target/action of the close button to prevent
+// clicks inside it from sending messages.
 @property(assign, nonatomic) BOOL isClosing;
 
 // Enables/Disables tracking regions for the tab.
 - (void)setTrackingEnabled:(BOOL)enabled;
 
 @end
 
 #endif  // CHROME_BROWSER_COCOA_TAB_VIEW_H_