Only register for popup menu notifications from our popup cell, not all of th...

chrome/browser/cocoa/blocked_popup_container_controller.mm

 // 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.
 
 #import "chrome/browser/cocoa/blocked_popup_container_controller.h"
 
 #include "app/l10n_util.h"
 #include "base/sys_string_conversions.h"
 #include "chrome/browser/cocoa/nsimage_cache.h"
 #include "chrome/browser/tab_contents/tab_contents.h"
@@ skipping 83 matching lines @@
   // If we don't add this, no title will ever display.
   [popupButton_ addItemWithTitle:@"placeholder"];
   [view_ addSubview:popupButton_];
 
   // Register for notifications that the menu is about to display so we can
   // fill it in lazily
   [[NSNotificationCenter defaultCenter]
       addObserver:self
          selector:@selector(showMenu:)
              name:NSPopUpButtonCellWillPopUpNotification
-           object:nil];
+           object:[popupButton_ cell]];
 
   // Create the close box and position at the left of the view.
   NSRect closeFrame = NSMakeRect(startFrame.size.width - kCloseBoxSize,
                                  kCloseBoxPaddingY,
                                  kCloseBoxSize,
                                  kCloseBoxSize);
   NSButton* close = [[[NSButton alloc] initWithFrame:closeFrame] autorelease];
   [close setAutoresizingMask:NSViewMinXMargin];
   [close setImage:nsimage_cache::ImageNamed(@"close_bar.pdf")];
   [close setAlternateImage:nsimage_cache::ImageNamed(@"close_bar_p.pdf")];
@@ skipping 216 matching lines @@
   [controller_ update];
 }
 
 void BlockedPopupContainerViewBridge::HideView() {
   [controller_ hide];
 }
 
 void BlockedPopupContainerViewBridge::Destroy() {
   [controller_ autorelease];
 }