Added Net logging to FileStream.

The net logging doesn't currently do anything, but is ready if some system wants to pass it in.

This is the first of 4 CLs that will enable net logging for downloads.

BUG=None
TEST=None

Review URL: https://chromiumcodereview.appspot.com/9288084

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@120226 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 36 insertions, 0 deletions

diff --git a/net/base/file_stream_net_log_parameters.h b/net/base/file_stream_net_log_parameters.h
new file mode 100644
index 0000000..92689ab
--- /dev/null
+++ b/net/base/file_stream_net_log_parameters.h
@@ -0,0 +1,36 @@
+// Copyright (c) 2012 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.
+
+// File stream error reporting.
+
+#ifndef NET_BASE_FILE_STREAM_NET_LOG_PARAMETERS_H_
+#define NET_BASE_FILE_STREAM_NET_LOG_PARAMETERS_H_
+#pragma once
+
+#include <string>
+
+#include "net/base/net_errors.h"
+#include "net/base/net_log.h"
+
+namespace net {
+
+// NetLog parameters when a FileStream has an error.
+class FileStreamErrorParameters : public net::NetLog::EventParameters {
+ public:
+  FileStreamErrorParameters(const std::string& operation,
+                            int os_error,
+                            net::Error net_error);
+  virtual base::Value* ToValue() const OVERRIDE;
+
+ private:
+  std::string operation_;
+  int os_error_;
+  net::Error net_error_;
+
+  DISALLOW_COPY_AND_ASSIGN(FileStreamErrorParameters);
+};
+
+}  // namespace net
+
+#endif  // NET_BASE_FILE_STREAM_NET_LOG_PARAMETERS_H_