ChromeOS: Add SystemTimezoneAutomaticDetection policy.

chrome/browser/chromeos/policy/device_policy_decoder_chromeos.cc

Index: chrome/browser/chromeos/policy/device_policy_decoder_chromeos.cc
diff --git a/chrome/browser/chromeos/policy/device_policy_decoder_chromeos.cc b/chrome/browser/chromeos/policy/device_policy_decoder_chromeos.cc
index 3bc77ada84d748b2e57f02efe20948564a47cd02..278f63dc55436adc38d0affc8f7254614f26e60d 100644
--- a/chrome/browser/chromeos/policy/device_policy_decoder_chromeos.cc
+++ b/chrome/browser/chromeos/policy/device_policy_decoder_chromeos.cc
@@ -706,6 +706,20 @@ void DecodeGenericPolicies(const em::ChromeDeviceSettingsProto& policy,
                         policy.system_timezone().timezone()),
                     NULL);
     }
+
+    if (policy.system_timezone().has_timezone_detection_type()) {
+      scoped_ptr<base::Value> value(DecodeIntegerValue(
+          policy.system_timezone().timezone_detection_type()));
+      if (value) {
+        policies->Set(
+                      key::kSystemTimezoneAutomaticDetection,

[stevenjb, 2016/03/31 16:12:03]

nit: move to prev line

[Alexander Alekseev, 2016/03/31 21:34:29]

Done.

+                      POLICY_LEVEL_MANDATORY,
+                      POLICY_SCOPE_MACHINE,
+                      POLICY_SOURCE_CLOUD,
+                      value.release(),
+                      nullptr);
+      }
+    }
   }
 
   if (policy.has_use_24hour_clock()) {