Remove deprecated gfx::Image::operator NSImage*().

chrome/browser/ui/cocoa/bookmarks/bookmark_menu_bridge.mm

Index: chrome/browser/ui/cocoa/bookmarks/bookmark_menu_bridge.mm
diff --git a/chrome/browser/ui/cocoa/bookmarks/bookmark_menu_bridge.mm b/chrome/browser/ui/cocoa/bookmarks/bookmark_menu_bridge.mm
index 95dd9db9354e99ab3c0f99bc9c15a40b898ca187..61108b2f4b7b04ca1ec3673a1d73485054c21e3d 100644
--- a/chrome/browser/ui/cocoa/bookmarks/bookmark_menu_bridge.mm
+++ b/chrome/browser/ui/cocoa/bookmarks/bookmark_menu_bridge.mm
@@ -67,7 +67,7 @@ void BookmarkMenuBridge::UpdateMenuInternal(NSMenu* bookmark_menu,
   if (!folder_image_) {
     ResourceBundle& rb = ResourceBundle::GetSharedInstance();
     folder_image_.reset(
-        [rb.GetNativeImageNamed(IDR_BOOKMARK_BAR_FOLDER) retain]);
+        rb.GetNativeImageNamed(IDR_BOOKMARK_BAR_FOLDER).CopyNSImage());
   }
 
   ClearBookmarkMenu(bookmark_menu);
@@ -313,7 +313,7 @@ void BookmarkMenuBridge::ConfigureMenuItem(const BookmarkNode* node,
   // If we do not have a loaded favicon, use the default site image instead.
   if (!favicon) {
     ResourceBundle& rb = ResourceBundle::GetSharedInstance();
-    favicon = rb.GetNativeImageNamed(IDR_DEFAULT_FAVICON);
+    favicon = rb.GetNativeImageNamed(IDR_DEFAULT_FAVICON).ToNSImage();
   }
   [item setImage:favicon];
 }