Added system log uploader.

chrome/browser/chromeos/policy/system_log_delegate.h

+// Copyright 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_DELEGATE_H_
+#define CHROME_BROWSER_CHROMEOS_POLICY_SYSTEM_LOG_DELEGATE_H_
+
+#include "base/task/cancelable_task_tracker.h"
+#include "chrome/browser/chromeos/policy/system_log_upload_job.h"
+#include "chrome/browser/chromeos/policy/upload_job.h"
+
+namespace policy {
+
+class FileReader;

[Andrew T Wilson (Slow), 2015/07/03 15:40:47]

Can this be an inner class inside SystemLogDelegate instead of at the top level
of policy?

(i.e. SystemLogDelegate::FileReader)

[Polina Bondarenko, 2015/07/08 10:07:23]

Done.

+
+// An implementation of the |SystemLogUploadJob::Delegate|.
+class SystemLogDelegate : public SystemLogUploadJob::Delegate {
+ public:
+  SystemLogDelegate();
+  ~SystemLogDelegate() override;
+
+  // SystemLogUploadJob::Delegate:
+  void LoadSystemLogs(
+      const SystemLogUploadJob::LogUploadCallback& upload_callback) override;
+
+  scoped_ptr<UploadJob> CreateUploadJob(const GURL& upload_url,
+                                        UploadJob::Delegate* delegate) override;
+
+ private:
+  // Used in reading log files.
+  base::CancelableTaskTracker tracker_;
+  scoped_refptr<FileReader> file_reader_;
+
+  base::WeakPtrFactory<SystemLogDelegate> weak_ptr_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(SystemLogDelegate);
+};
+
+}  // namespace policy
+
+#endif  // CHROME_BROWSER_CHROMEOS_POLICY_SYSTEM_LOG_DELEGATE_H_