Adding ChromeVox as a component extensions (enabled only for ChromeOS, for no...

chrome/browser/chromeos/preferences.h

 // Copyright (c) 2009 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 CHROME_BROWSER_CHROMEOS_PREFERENCES_H_
 #define CHROME_BROWSER_CHROMEOS_PREFERENCES_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 66 matching lines @@
   // Updates the mapping of modifier keys following current prefs values.
   void UpdateModifierKeyMapping();
 
   // Updates the initial key repeat delay and key repeat interval following
   // current prefs values. We set the delay and interval at once since an
   // underlying XKB API requires it.
   void UpdateAutoRepeatRate();
 
   BooleanPrefMember tap_to_click_enabled_;
   BooleanPrefMember vert_edge_scroll_enabled_;
-  BooleanPrefMember accessibility_enabled_;
   IntegerPrefMember speed_factor_;
   IntegerPrefMember sensitivity_;
 
+  // Accessibility preferences
+  BooleanPrefMember accessibility_enabled_;
+  StringPrefMember accessibility_chromevox_version_;
+
   // Input method preferences.
   StringPrefMember language_hotkey_next_engine_in_menu_;
   StringPrefMember language_hotkey_previous_engine_;
   StringPrefMember language_preferred_languages_;
   StringPrefMember language_preload_engines_;
   BooleanPrefMember language_chewing_boolean_prefs_[
       language_prefs::kNumChewingBooleanPrefs];
   StringPrefMember language_chewing_multiple_choice_prefs_[
       language_prefs::kNumChewingMultipleChoicePrefs];
   IntegerPrefMember language_chewing_hsu_sel_key_type_;
@@ skipping 20 matching lines @@
   IntegerPrefMember language_xkb_auto_repeat_interval_pref_;
 
   BooleanPrefMember enable_screen_lock_;
 
   DISALLOW_COPY_AND_ASSIGN(Preferences);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_PREFERENCES_H_