Preparing rollback in case things don't work out....

webkit/glue/plugins/webplugin_delegate_impl.h

 // Copyright (c) 2006-2008 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.
 
 #ifndef WEBKIT_GLUE_PLUGIN_WEBPLUGIN_DELEGATE_IMPL_H_
 #define WEBKIT_GLUE_PLUGIN_WEBPLUGIN_DELEGATE_IMPL_H_
 
 #include "build/build_config.h"
 
 #include <string>
@@ skipping 25 matching lines @@
     PLUGIN_QUIRK_THROTTLE_WM_USER_PLUS_ONE = 2,  // Win32
     PLUGIN_QUIRK_DONT_CALL_WND_PROC_RECURSIVELY = 4,  // Win32
     PLUGIN_QUIRK_DONT_SET_NULL_WINDOW_HANDLE_ON_DESTROY = 8,  // Win32
     PLUGIN_QUIRK_DONT_ALLOW_MULTIPLE_INSTANCES = 16,  // Win32
     PLUGIN_QUIRK_DIE_AFTER_UNLOAD = 32,  // Win32
     PLUGIN_QUIRK_PATCH_SETCURSOR = 64,  // Win32
     PLUGIN_QUIRK_BLOCK_NONSTANDARD_GETURL_REQUESTS = 128,  // Win32
     PLUGIN_QUIRK_WINDOWLESS_OFFSET_WINDOW_TO_DRAW = 256,  // Linux
     PLUGIN_QUIRK_WINDOWLESS_INVALIDATE_AFTER_SET_WINDOW = 512,  // Linux
     PLUGIN_QUIRK_NO_WINDOWLESS = 1024,  // Windows
-    PLUGIN_QUIRK_DONT_CREATE_DUMMY_WINDOW = 2048,  // Native Client
-    PLUGIN_QUIRK_PATCH_REGENUMKEYEXW = 4096, // Windows
+    PLUGIN_QUIRK_PATCH_REGENUMKEYEXW = 2048, // Windows
   };
 
   static WebPluginDelegateImpl* Create(const FilePath& filename,
                                        const std::string& mime_type,
                                        gfx::PluginWindowHandle containing_view);
 
   static bool IsPluginDelegateWindow(gfx::NativeWindow window);
   static bool GetPluginNameFromWindow(gfx::NativeWindow window,
                                       std::wstring *plugin_name);
 
@@ skipping 275 matching lines @@
 
   // Holds the current cursor set by the windowless plugin.
   WebCursor current_windowless_cursor_;
 
   friend class webkit_glue::WebPluginDelegate;
 
   DISALLOW_EVIL_CONSTRUCTORS(WebPluginDelegateImpl);
 };
 
 #endif  // #ifndef WEBKIT_GLUE_PLUGIN_WEBPLUGIN_DELEGATE_IMPL_H_