Reenabled ChromeOS system setting for timezone selection....

chrome/browser/chromeos/dom_ui/system_options_handler.h

Index: chrome/browser/chromeos/dom_ui/system_options_handler.h
===================================================================
--- chrome/browser/chromeos/dom_ui/system_options_handler.h	(revision 56142)
+++ chrome/browser/chromeos/dom_ui/system_options_handler.h	(working copy)
@@ -8,12 +8,12 @@
 
 #include <vector>
 
-#include "base/string16.h"
-#include "chrome/browser/dom_ui/options_ui.h"
-#include "third_party/icu/public/i18n/unicode/timezone.h"
+#include "chrome/browser/chromeos/dom_ui/cros_options_page_ui_handler.h"
 
+class DictionaryValue;
+
 // ChromeOS system options page UI handler.
-class SystemOptionsHandler : public OptionsPageUIHandler {
+class SystemOptionsHandler : public chromeos::CrosOptionsPageUIHandler {
  public:
   SystemOptionsHandler();
   virtual ~SystemOptionsHandler();
@@ -22,18 +22,6 @@
   virtual void GetLocalizedValues(DictionaryValue* localized_strings);
 
  private:
-  // Creates the map of timezones used by the options page.
-  ListValue* GetTimezoneList();
-
-  // Gets timezone name.
-  string16 GetTimezoneName(const icu::TimeZone* timezone);
-
-  // Gets timezone ID which is also used as timezone pref value.
-  string16 GetTimezoneID(const icu::TimeZone* timezone);
-
-  // Timezones.
-  std::vector<icu::TimeZone*> timezones_;
-
   DISALLOW_COPY_AND_ASSIGN(SystemOptionsHandler);
 };