Expand VPD initial_locale to a list of locales. Use the expanded VPD initial_locale on the OOBE.

chrome/browser/ui/webui/options/chromeos/cros_language_options_handler.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 CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_CROS_LANGUAGE_OPTIONS_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_CROS_LANGUAGE_OPTIONS_HANDLER_H_
 
 #include "base/compiler_specific.h"
 #include "chrome/browser/ui/webui/options/language_options_handler.h"
 #include "chromeos/ime/component_extension_ime_manager.h"
@@ skipping 28 matching lines @@
   // Note that true in languageCodeSet does not mean anything. We just use
   // the dictionary as a set.
   static base::ListValue* GetInputMethodList(
       const input_method::InputMethodDescriptors& descriptors);
 
   // Gets the list of accept languages with the given input descriptors.
   // Listed languages will be used as Accept-Language header.
   // The return value will look like:
   // [{'code': 'fi', 'displayName': 'Finnish', 'nativeDisplayName': 'suomi'},
   //  ...]
+  // "most relevant" languages, as set in initial_locale in VPD, will be first
+  // in the list.
   static base::ListValue* GetAcceptLanguageList(
       const input_method::InputMethodDescriptors& descriptors);
 
   // Gets the list of UI languages with the given input descriptors.
   // The return value will look like:
   // [{'code': 'fi', 'displayName': 'Finnish', 'nativeDisplayName': 'suomi'},
   //  ...]
+  //   "most relevant" languages, as set in initial_locale in VPD, will be first
+  // in the list.
+  //   An entry with empty "code" is used as a divider to separate "most

[Nikita (slow), 2014/01/30 13:23:28]

nit: Update comment to reflect that divider constant.

[Alexander Alekseev, 2014/01/31 12:46:54]

Done.

+  // relevant" languages against other.
   static base::ListValue* GetUILanguageList(
       const input_method::InputMethodDescriptors& descriptors);
 
   // Converts input method descriptors to the list of input methods.
   // The return value will look like:
   // [{'id': '_ext_ime_nejguenhnsnjnwychcnsdsdjketest',
   //   'displayName': 'Sample IME'},  ...]
   static base::ListValue* ConvertInputMethodDescriptosToIMEList(
       const input_method::InputMethodDescriptors& descriptors);
 
@@ skipping 15 matching lines @@
 
   // Called when the input method options page is opened.
   // |args| will contain the input method ID as string (ex. "mozc").
   void InputMethodOptionsOpenCallback(const base::ListValue* args);
 
   // ComponentExtensionIMEManager::Observer override.
   virtual void OnInitialized() OVERRIDE;
 
   // Gets the list of languages with |descriptors| based on
   // |base_language_codes|.
+  // |insert_divider| means to insert empty string between "most relevant"
+  // languages and other.
   static base::ListValue* GetLanguageListInternal(
       const input_method::InputMethodDescriptors& descriptors,
-      const std::vector<std::string>& base_language_codes);
+      const std::vector<std::string>& base_language_codes,
+      bool insert_divider);
 
   // OptionsPageUIHandler implementation.
   virtual void InitializePage() OVERRIDE;
 
   // True if the component extension list was appended into input method list.
   bool composition_extension_appended_;
 
   // True if this page was initialized.
   bool is_page_initialized_;
 
   DISALLOW_COPY_AND_ASSIGN(CrosLanguageOptionsHandler);
 };
 
 }  // namespace options
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS_CHROMEOS_CROS_LANGUAGE_OPTIONS_HANDLER_H_