ChromeOS: removed outdated --disable-timezone-tracking-option switch.

chrome/browser/chromeos/system/timezone_resolver_manager.cc

Index: chrome/browser/chromeos/system/timezone_resolver_manager.cc
diff --git a/chrome/browser/chromeos/system/timezone_resolver_manager.cc b/chrome/browser/chromeos/system/timezone_resolver_manager.cc
index a25a76e4bda6c47cf2502c1f7215d86a10babca5..ac9f3586e9be59299e067fa283bab8e3f4363559 100644
--- a/chrome/browser/chromeos/system/timezone_resolver_manager.cc
+++ b/chrome/browser/chromeos/system/timezone_resolver_manager.cc
@@ -160,10 +160,6 @@ bool TimeZoneResolverManager::TimeZoneResolverShouldBeRunningForTests() {
 }
 
 bool TimeZoneResolverManager::TimeZoneResolverShouldBeRunning() {
-  if (base::CommandLine::ForCurrentProcess()->HasSwitch(
-          chromeos::switches::kDisableTimeZoneTrackingOption)) {
-    return false;
-  }
   ServiceConfiguration result = GetServiceConfigurationFromPolicy();
 
   if (result == UNSPECIFIED) {