linux_aura: Don't inject black in WrenchMenu::GetForegroundColor().

chrome/browser/ui/libgtk2ui/native_theme_gtk2.cc

 // Copyright (c) 2013 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.
 
 #include "chrome/browser/ui/libgtk2ui/native_theme_gtk2.h"
 
 #include <gtk/gtk.h>
 
 #include "chrome/browser/ui/libgtk2ui/chrome_gtk_menu_subclasses.h"
 #include "chrome/browser/ui/libgtk2ui/skia_utils_gtk2.h"
@@ skipping 100 matching lines @@
       return GetWindowStyle()->bg[GTK_STATE_NORMAL];
 
     // FocusableBorder
     case kColorId_FocusedBorderColor:
       return GetEntryStyle()->bg[GTK_STATE_SELECTED];
     case kColorId_UnfocusedBorderColor:
       return GetEntryStyle()->text_aa[GTK_STATE_NORMAL];
 
     // MenuItem
     case kColorId_EnabledMenuItemForegroundColor:
+    case kColorId_DisabledEmphasizedMenuItemForegroundColor:
       return GetMenuItemStyle()->text[GTK_STATE_NORMAL];
     case kColorId_DisabledMenuItemForegroundColor:
       return GetMenuItemStyle()->text[GTK_STATE_INSENSITIVE];
     case kColorId_SelectedMenuItemForegroundColor:
       return GetMenuItemStyle()->text[GTK_STATE_SELECTED];
     case kColorId_FocusedMenuItemBackgroundColor:
       return GetMenuItemStyle()->bg[GTK_STATE_SELECTED];
     case kColorId_HoverMenuItemBackgroundColor:
       return GetMenuItemStyle()->bg[GTK_STATE_PRELIGHT];
     case kColorId_FocusedMenuButtonBorderColor:
@@ skipping 130 matching lines @@
       fake_menu_.Own(gtk_custom_menu_new());
 
     fake_menu_item_ = gtk_custom_menu_item_new();
     gtk_menu_shell_append(GTK_MENU_SHELL(fake_menu_.get()), fake_menu_item_);
   }
 
   return gtk_rc_get_style(fake_menu_item_);
 }
 
 }  // namespace libgtk2ui