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 "chrome/browser/chromeos/policy/system_log_upload_job.h"
+#include "chrome/browser/chromeos/policy/upload_job.h"
+
+namespace policy {
+
+// 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:
+  // Reads the system log files as binary files, stores the files as pairs
+  // (file name, data) in the external structure to pass it to the
+  // |upload_callback|.
+  void ReadFiles(SystemLogUploadJob::SystemLogs* system_logs);
+
+  base::WeakPtrFactory<SystemLogDelegate> weak_ptr_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(SystemLogDelegate);
+};
+
+}  // namespace policy
+
+#endif  // CHROME_BROWSER_CHROMEOS_POLICY_SYSTEM_LOG_DELEGATE_H_