Reset bg page badge when wrench menu closes.

chrome/browser/ui/cocoa/wrench_menu_controller.mm

 // Copyright (c) 2010 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/ui/cocoa/wrench_menu_controller.h"
 
 #include "app/l10n_util.h"
 #include "app/menus/menu_model.h"
 #include "base/sys_string_conversions.h"
 #include "chrome/app/chrome_command_ids.h"
+#include "chrome/browser/background_page_tracker.h"
 #import "chrome/browser/ui/cocoa/menu_tracked_root_view.h"
 #import "chrome/browser/ui/cocoa/toolbar_controller.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/toolbar/wrench_menu_model.h"
 #include "chrome/common/notification_observer.h"
 #include "chrome/common/notification_service.h"
 #include "chrome/common/notification_source.h"
 #include "chrome/common/notification_type.h"
 #include "grit/chromium_strings.h"
@@ skipping 93 matching lines @@
   NSString* title = base::SysUTF16ToNSString(
       [self wrenchMenuModel]->GetLabelForCommandId(IDC_ZOOM_PERCENT_DISPLAY));
   [[zoomItem_ viewWithTag:IDC_ZOOM_PERCENT_DISPLAY] setTitle:title];
 
   NSImage* icon = [self wrenchMenuModel]->browser()->window()->IsFullscreen() ?
       [NSImage imageNamed:NSImageNameExitFullScreenTemplate] :
           [NSImage imageNamed:NSImageNameEnterFullScreenTemplate];
   [zoomFullScreen_ setImage:icon];
 }
 
+- (void)menuDidClose:(NSMenu*)menu {
+  // When the menu is closed, acknowledge the background pages so the badges go
+  // away.
+  BackgroundPageTracker::GetInstance()->AcknowledgeBackgroundPages();
+}
+
 // Used to dispatch commands from the Wrench menu. The custom items within the
 // menu cannot be hooked up directly to First Responder because the window in
 // which the controls reside is not the BrowserWindowController, but a
 // NSCarbonMenuWindow; this screws up the typical |-commandDispatch:| system.
 - (IBAction)dispatchWrenchMenuCommand:(id)sender {
   NSInteger tag = [sender tag];
   if (sender == zoomPlus_ || sender == zoomMinus_) {
     // Do a direct dispatch rather than scheduling on the outermost run loop,
     // which would not get hit until after the menu had closed.
     [self performCommandDispatch:[NSNumber numberWithInt:tag]];
@@ skipping 70 matching lines @@
   parentFrame.size.width += delta;
   parentFrame.origin.x -= delta;
   [[editCut_ superview] setFrame:parentFrame];
 }
 
 - (NSButton*)zoomDisplay {
   return zoomDisplay_;
 }
 
 @end  // @implementation WrenchMenuController