Clean up retry-delay-time code.

chrome/browser/chromeos/arc/policy/arc_android_management_checker.h

 // Copyright 2016 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_CHROMEOS_ARC_POLICY_ARC_ANDROID_MANAGEMENT_CHECKER_H_
 #define CHROME_BROWSER_CHROMEOS_ARC_POLICY_ARC_ANDROID_MANAGEMENT_CHECKER_H_
 
 #include <string>
 
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
+#include "base/time/time.h"
 #include "chrome/browser/chromeos/policy/android_management_client.h"
 #include "google_apis/gaia/oauth2_token_service.h"
 
 class ProfileOAuth2TokenService;
 
 namespace arc {
 
 class ArcAndroidManagementCheckerDelegate;
 
 class ArcAndroidManagementChecker : public OAuth2TokenService::Observer {
@@ skipping 22 matching lines @@
   // Unowned pointers.
   ArcAndroidManagementCheckerDelegate* const delegate_;
   ProfileOAuth2TokenService* const token_service_;
 
   const std::string account_id_;
 
   // In background mode errors are ignored and retry is attempted. There is no
   // retry in foreground mode and result is passed to delegate directly.
   bool background_mode_;
 
-  // Keeps current retry time for background mode.
-  int retry_time_ms_;
+  // Keeps current retry delay.
+  base::TimeDelta retry_delay_;
 
   policy::AndroidManagementClient android_management_client_;
 
   base::WeakPtrFactory<ArcAndroidManagementChecker> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ArcAndroidManagementChecker);
 };
 
 }  // namespace arc
 
 #endif  // CHROME_BROWSER_CHROMEOS_ARC_POLICY_ARC_ANDROID_MANAGEMENT_CHECKER_H_