Allow policy refresh rate to be configured through policy.

chrome/browser/policy/configuration_policy_store_interface.h

 // Copyright (c) 2010 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.
 
 #ifndef CHROME_BROWSER_POLICY_CONFIGURATION_POLICY_STORE_INTERFACE_H_
 #define CHROME_BROWSER_POLICY_CONFIGURATION_POLICY_STORE_INTERFACE_H_
 #pragma once
 
 #include "base/basictypes.h"
 
@@ skipping 50 matching lines @@
   kPolicyDefaultNotificationSetting,
   kPolicyDefaultGeolocationSetting,
   kPolicyExtensionInstallForceList,
   kPolicyChromeOsLockOnIdleSuspend,
   kPolicyAuthSchemes,
   kPolicyDisableAuthNegotiateCnameLookup,
   kPolicyEnableAuthNegotiatePort,
   kPolicyAuthServerWhitelist,
   kPolicyAuthNegotiateDelegateWhitelist,
   kPolicyGSSAPILibraryName,
-  kPolicyDisable3DAPIs
+  kPolicyDisable3DAPIs,
+  kPolicyPolicyRefreshRate,
 };
 
 
 // Constants for the "Proxy Server Mode" defined in the policies.
 // Note that these diverge from internal presentation defined in
 // ProxyPrefs::ProxyMode for legacy reasons. The following four
 // PolicyProxyModeType types were not very precise and had overlapping use
 // cases.
 enum PolicyProxyModeType {
   // Disable Proxy, connect directly.
@@ skipping 22 matching lines @@
  protected:
   ConfigurationPolicyStoreInterface() {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ConfigurationPolicyStoreInterface);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_POLICY_CONFIGURATION_POLICY_STORE_INTERFACE_H_