[Chromium] Adding Writing direction to the context menu for linux gtk

content/public/common/context_menu_params.h

 // Copyright (c) 2012 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 CONTENT_PUBLIC_COMMON_CONTEXT_MENU_PARAMS_H_
 #define CONTENT_PUBLIC_COMMON_CONTEXT_MENU_PARAMS_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 106 matching lines @@
 
   // If editable, flag for whether node is speech-input enabled.
   bool speech_input_enabled;
 
   // If editable, flag for whether spell check is enabled or not.
   bool spellcheck_enabled;
 
   // Whether context is editable.
   bool is_editable;
 
-#if defined(OS_MACOSX)
+#if defined(OS_MACOSX) || defined(TOOLKIT_GTK)
   // Writing direction menu items.
-  // Currently only used on OS X.
+  // Currently only used on OS X and Linux.
   int writing_direction_default;
   int writing_direction_left_to_right;
   int writing_direction_right_to_left;
-#endif  // OS_MACOSX
+#endif  // OS_MACOSX || defined(TOOLKIT_GTK)
 
   // These flags indicate to the browser whether the renderer believes it is
   // able to perform the corresponding action.
   int edit_flags;
 
   // The security info for the resource we are showing the menu on.
   SSLStatus security_info;
 
   // The character encoding of the frame on which the menu is invoked.
   std::string frame_charset;
@@ skipping 10 matching lines @@
   // Points representing the coordinates in the document space of the start and
   // end of the selection, if there is one.
   gfx::Point selection_start;
   gfx::Point selection_end;
 #endif
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_COMMON_CONTEXT_MENU_PARAMS_H_