[Mac] Implement the update available notification in the wrench menu.

chrome/browser/cocoa/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/cocoa/menu_controller.h"
 
 #include "app/l10n_util_mac.h"
 #include "app/menus/accelerator_cocoa.h"
 #include "app/menus/simple_menu_model.h"
 #include "base/logging.h"
 #include "base/sys_string_conversions.h"
+#include "skia/ext/skia_utils_mac.h"
 
 @interface MenuController (Private)
 - (NSMenu*)menuFromModel:(menus::MenuModel*)model;
 - (void)addSeparatorToMenu:(NSMenu*)menu
                    atIndex:(int)index;
 @end
 
 @implementation MenuController
 
 @synthesize model = model_;
@@ skipping 57 matching lines @@
 - (void)addItemToMenu:(NSMenu*)menu
               atIndex:(NSInteger)index
             fromModel:(menus::MenuModel*)model
            modelIndex:(int)modelIndex {
   NSString* label =
       l10n_util::FixUpWindowsStyleLabel(model->GetLabelAt(modelIndex));
   scoped_nsobject<NSMenuItem> item(
       [[NSMenuItem alloc] initWithTitle:label
                                  action:@selector(itemSelected:)
                           keyEquivalent:@""]);
+
+  // If the menu item has an icon, set it.
+  SkBitmap skiaIcon;
+  if (model->GetIconAt(modelIndex, &skiaIcon) && !skiaIcon.isNull()) {
+    NSImage* icon = gfx::SkBitmapToNSImage(skiaIcon);
+    if (icon) {
+      [item setImage:icon];
+    }
+  }
+
   menus::MenuModel::ItemType type = model->GetTypeAt(modelIndex);
   if (type == menus::MenuModel::TYPE_SUBMENU) {
     // Recursively build a submenu from the sub-model at this index.
     [item setTarget:nil];
     [item setAction:nil];
     menus::MenuModel* submenuModel = model->GetSubmenuModelAt(modelIndex);
     NSMenu* submenu =
         [self menuFromModel:(menus::SimpleMenuModel*)submenuModel];
     [item setSubmenu:submenu];
   } else {
@@ skipping 64 matching lines @@
     if (useWithPopUpButtonCell_) {
       scoped_nsobject<NSMenuItem> blankItem(
           [[NSMenuItem alloc] initWithTitle:@"" action:nil keyEquivalent:@""]);
       [menu_ insertItem:blankItem atIndex:0];
     }
   }
   return menu_.get();
 }
 
 @end