Add pipe implementation for OOP memory logging

chrome/common/profiling/memlog_sender_pipe_win.h

+// Copyright 2017 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_COMMON_PROFILING_MEMLOG_SENDER_PIPE_WIN_H_
+#define CHROME_COMMON_PROFILING_MEMLOG_SENDER_PIPE_WIN_H_
+
+#include <windows.h>
+
+#include "base/macros.h"
+#include "base/strings/string16.h"
+
+namespace profiling {
+
+class MemlogSenderPipe {
+ public:
+  explicit MemlogSenderPipe(const base::string16& pipe_id);
+  ~MemlogSenderPipe();
+
+  bool Connect();
+
+  bool Send(const void* data, size_t sz);
+
+ private:
+  base::string16 pipe_id_;
+
+  HANDLE handle_;
+
+  DISALLOW_COPY_AND_ASSIGN(MemlogSenderPipe);
+};
+
+}  // namespace profiling
+
+#endif  // CHROME_COMMON_PROFILING_MEMLOG_SENDER_PIPE_WIN_H_