Break CloudPolicyRefreshScheduler's dependency on PrefService.

chrome/browser/policy/cloud_policy_refresh_scheduler.h

Index: chrome/browser/policy/cloud_policy_refresh_scheduler.h
diff --git a/chrome/browser/policy/cloud_policy_refresh_scheduler.h b/chrome/browser/policy/cloud_policy_refresh_scheduler.h
index e2ecb6edc9659fc37eea582e93fa5976c16a104c..f47d3722cc0675440ef51334db548eba2679a517 100644
--- a/chrome/browser/policy/cloud_policy_refresh_scheduler.h
+++ b/chrome/browser/policy/cloud_policy_refresh_scheduler.h
@@ -11,7 +11,6 @@
 #include "base/cancelable_callback.h"
 #include "base/memory/ref_counted.h"
 #include "base/time.h"
-#include "chrome/browser/api/prefs/pref_member.h"
 #include "chrome/browser/policy/cloud_policy_client.h"
 #include "chrome/browser/policy/cloud_policy_store.h"
 #include "net/base/network_change_notifier.h"
@@ -32,6 +31,7 @@ class CloudPolicyRefreshScheduler
       public net::NetworkChangeNotifier::IPAddressObserver {
  public:
   // Refresh constants.
+  static const int64 kDefaultRefreshDelayMs;
   static const int64 kUnmanagedRefreshDelayMs;
   static const int64 kInitialErrorRetryDelayMs;
 
@@ -44,11 +44,12 @@ class CloudPolicyRefreshScheduler
   CloudPolicyRefreshScheduler(
       CloudPolicyClient* client,
       CloudPolicyStore* store,
-      PrefService* prefs,
-      const std::string& refresh_pref,
       const scoped_refptr<base::TaskRunner>& task_runner);
   virtual ~CloudPolicyRefreshScheduler();
 
+  // Sets the refresh delay to |refresh_delay| (subject to min/max clamping).
+  void SetRefreshDelay(int64 refresh_delay);
+
   // CloudPolicyClient::Observer:
   virtual void OnPolicyFetched(CloudPolicyClient* client) OVERRIDE;
   virtual void OnRegistrationStateChanged(CloudPolicyClient* client) OVERRIDE;
@@ -98,7 +99,8 @@ class CloudPolicyRefreshScheduler
   // Error retry delay in milliseconds.
   int64 error_retry_delay_ms_;
 
-  IntegerPrefMember refresh_delay_;
+  // The refresh delay.
+  int64 refresh_delay_ms_;
 
   DISALLOW_COPY_AND_ASSIGN(CloudPolicyRefreshScheduler);
 };