Added unittests for SystemLogUploader.

chrome/browser/chromeos/policy/system_log_uploader.h

 // Copyright (c) 2015 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_POLICY_SYSTEM_LOG_UPLOADER_H_
 #define CHROME_BROWSER_CHROMEOS_POLICY_SYSTEM_LOG_UPLOADER_H_
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/ref_counted_memory.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "base/time/time.h"
 #include "chrome/browser/chromeos/policy/system_log_upload_job.h"
 
 namespace base {
 class SequencedTaskRunner;
 }
 
 namespace policy {
 
 // Class responsible for periodically uploading system logs.
 class SystemLogUploader {
  public:
+  // Determines the time between log uploads.
+  static const int64 kDefaultUploadDelayMs;
+
+  // Determines the time, measured from the time of last failed upload,
+  // after which the log upload is retried.
+  static const int64 kErrorUploadDelayMs;
+
   explicit SystemLogUploader(
       const scoped_refptr<base::SequencedTaskRunner>& task_runner);
 
   virtual ~SystemLogUploader();
 
   // Returns the time of the last upload attempt, or the class creation time
   // if no upload has ever happened.
   base::Time last_upload_attempt() const { return last_upload_attempt_; }
 
  private:
@@ skipping 30 matching lines @@
   // Note: This should remain the last member so it'll be destroyed and
   // invalidate the weak pointers before any other members are destroyed.
   base::WeakPtrFactory<SystemLogUploader> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(SystemLogUploader);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_CHROMEOS_POLICY_SYSTEM_LOG_UPLOADER_H_