Broadcast NotifyTimezoneChange to all RenderProcessHosts when the system time zone changes

chrome/browser/chromeos/settings/system_settings_provider.cc

 // 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.
 
 #include "chrome/browser/chromeos/settings/system_settings_provider.h"
 
 #include "base/strings/string16.h"
 #include "base/time/time.h"
 #include "base/values.h"
 #include "chromeos/login/login_state.h"
@@ skipping 45 matching lines @@
 
 bool SystemSettingsProvider::HandlesSetting(const std::string& path) const {
   return path == kSystemTimezone;
 }
 
 void SystemSettingsProvider::TimezoneChanged(const icu::TimeZone& timezone) {
   // Fires system setting change notification.
   timezone_value_.reset(new base::StringValue(
       system::TimezoneSettings::GetTimezoneID(timezone)));
   NotifyObservers(kSystemTimezone);
-
-  // Notify renderers
-  for (content::RenderProcessHost::iterator it(
-           content::RenderProcessHost::AllHostsIterator());
-       !it.IsAtEnd();
-       it.Advance()) {
-    it.GetCurrentValue()->NotifyTimezoneChange();
-  }
 }
 
 }  // namespace chromeos