Record policy usage statistics every 24 hours.

chrome/browser/policy/browser_policy_connector.h

Index: chrome/browser/policy/browser_policy_connector.h
diff --git a/chrome/browser/policy/browser_policy_connector.h b/chrome/browser/policy/browser_policy_connector.h
index 17b34505abd361b1f748aaa6f85df1f6ec9854f3..d998bdf87c3536b6c90207f75773a2516de45a0e 100644
--- a/chrome/browser/policy/browser_policy_connector.h
+++ b/chrome/browser/policy/browser_policy_connector.h
@@ -30,6 +30,7 @@ class ConfigurationPolicyProvider;
 class DeviceManagementService;
 class NetworkConfigurationUpdater;
 class PolicyService;
+class PolicyStatisticsCollector;
 class UserCloudPolicyManager;
 class UserPolicyTokenCache;
 
@@ -203,6 +204,8 @@ class BrowserPolicyConnector : public content::NotificationObserver {
   scoped_ptr<CloudPolicyDataStore> user_data_store_;
   scoped_ptr<CloudPolicySubsystem> user_cloud_policy_subsystem_;
 
+  scoped_ptr<PolicyStatisticsCollector> policy_statistics_collector_;
+
   // Components of the new-style cloud policy implementation.
   // TODO(mnissler): Remove the old-style components above once we have
   // completed the switch to the new cloud policy implementation.