ChromeOS: Add SystemTimezoneAutomaticDetection policy.

chromeos/chromeos_switches.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 "chromeos/chromeos_switches.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/metrics/field_trial.h"
@@ skipping 346 matching lines @@
 // Forces CrOS region value.
 const char kCrosRegion[] = "cros-region";
 
 // Controls CrOS GaiaId migration for tests:
 // ""        - default,
 // "started" - migration started (i.e. all stored user keys will be converted
 //             to GaiaId).
 const char kTestCrosGaiaIdMigration[] = "test-cros-gaia-id-migration";
 const char kTestCrosGaiaIdMigrationStarted[] = "started";
 
+// This flag enables SystemTimezoneAutomaticDetection policy.
+const char kEnableSystemTimezoneAutomaticDetectionPolicy[] =
+    "enable-system-timezone-automatic-detection";
+
 bool WakeOnWifiEnabled() {
   return !base::CommandLine::ForCurrentProcess()->HasSwitch(kDisableWakeOnWifi);
 }
 
 bool MemoryPressureHandlingEnabled() {
   if (base::FieldTrialList::FindFullName(kMemoryPressureExperimentName) ==
       kMemoryPressureHandlingOff) {
     return false;
   }
   return true;
@@ skipping 37 matching lines @@
   base::CommandLine* command_line = base::CommandLine::ForCurrentProcess();
   if (!command_line->HasSwitch(kTestCrosGaiaIdMigration))
     return false;
 
   return command_line->GetSwitchValueASCII(kTestCrosGaiaIdMigration) ==
          kTestCrosGaiaIdMigrationStarted;
 }
 
 }  // namespace switches
 }  // namespace chromeos