Add a ping delay time master preference.

chrome/browser/rlz/rlz.h

-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// Copyright (c) 2009 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_RLZ_RLZ_H__
-#define CHROME_BROWSER_RLZ_RLZ_H__
+#ifndef CHROME_BROWSER_RLZ_RLZ_H_
+#define CHROME_BROWSER_RLZ_RLZ_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 
 // RLZ is a library which is used to measure distribution scenarios.
 // Its job is to record certain lifetime events in the registry and to send
 // them encoded as a compact string at most once per day. The sent data does
 // not contain information that can be used to identify a user or to infer
 // browsing habits. The API in this file is a wrapper to rlz.dll which can be
@@ skipping 45 matching lines @@
   };
 
   // Initializes the RLZ library services. 'directory_key' indicates the base
   // directory the RLZ dll would be found. For example base::DIR_CURRENT.
   // If the RLZ dll is not found in this directory the code falls back to try
   // to load it from base::DIR_EXE.
   // Returns false if the dll could not be loaded and initialized.
   // This function is intended primarily for testing.
   static bool InitRlz(int directory_key);
 
-  // Like InitRlz() this function the RLZ library services for use in chrome.
-  // Besides binding the dll, it schedules a delayed task that performs the
-  // daily ping and registers the some events when 'first-run' is true.
-  static bool InitRlzDelayed(int directory_key, bool first_run);
+  // Like InitRlz() this function initializes the RLZ library services for use
+  // in chrome. Besides binding the dll, it schedules a delayed task (delayed
+  // by |delay| seconds) that performs the daily ping and registers some events
+  // when 'first-run' is true.
+  static bool InitRlzDelayed(int directory_key, bool first_run, int delay);
 
   // Records an RLZ event. Some events can be access point independent.
   // Returns false it the event could not be recorded. Requires write access
   // to the HKCU registry hive on windows.
   static bool RecordProductEvent(Product product, AccessPoint point,
                                  Event event_id);
 
   // Get the RLZ value of the access point.
   // Returns false if the rlz string could not be obtained. In some cases
   // an empty string can be returned which is not an error.
   static bool GetAccessPointRlz(AccessPoint point, std::wstring* rlz);
 
   // Clear all events reported by this product. In Chrome this will be called
   // when it is un-installed.
   static bool ClearAllProductEvents(Product product);
 
   // Invoked during shutdown to clean up any state created by RLZTracker.
   static void CleanupRlz();
 
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(RLZTracker);
 };
 
-#endif  // CHROME_BROWSER_RLZ_RLZ_H__
+#endif  // CHROME_BROWSER_RLZ_RLZ_H_