Restructure the ipc_fuzzer directory.

tools/ipc_fuzzer/dump/message_dump.cc

-// 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.
-
-#include "base/files/file_path.h"
-#include "base/process/process.h"
-#include "base/strings/string_number_conversions.h"
-#include "ipc/ipc_channel_proxy.h"
-#include "tools/ipc_fuzzer/message_lib/message_file.h"
-
-#if defined(OS_WIN)
-#define PidToStringType base::UintToString16
-#define MESSAGE_DUMP_EXPORT __declspec(dllexport)
-#else
-#define PidToStringType base::IntToString
-#define MESSAGE_DUMP_EXPORT __attribute__((visibility("default")))
-#endif
-
-namespace ipc_fuzzer {
-
-class IPCDump : public IPC::ChannelProxy::OutgoingMessageFilter {
- public:
-  ~IPCDump() {
-    base::FilePath::StringType pid_string =
-        PidToStringType(base::Process::Current().Pid());
-    base::FilePath output_file_path =
-        dump_directory().Append(pid_string + FILE_PATH_LITERAL(".ipcdump"));
-
-    MessageFile::Write(output_file_path, messages_);
-  }
-
-  IPC::Message* Rewrite(IPC::Message* message) override {
-    messages_.push_back(new IPC::Message(*message));
-    return message;
-  }
-
-  base::FilePath dump_directory() const { return dump_directory_; }
-
-  void set_dump_directory(const base::FilePath& dump_directory) {
-    dump_directory_ = dump_directory;
-  }
-
- private:
-  MessageVector messages_;
-  base::FilePath dump_directory_;
-};
-
-IPCDump g_ipcdump;
-
-}  // namespace ipc_fuzzer
-
-// Entry point avoiding mangled names.
-extern "C" {
-MESSAGE_DUMP_EXPORT IPC::ChannelProxy::OutgoingMessageFilter* GetFilter(void);
-MESSAGE_DUMP_EXPORT void SetDumpDirectory(const base::FilePath& dump_directory);
-}
-
-IPC::ChannelProxy::OutgoingMessageFilter* GetFilter(void) {
-  return &ipc_fuzzer::g_ipcdump;
-}
-
-void SetDumpDirectory(const base::FilePath& dump_directory) {
-  ipc_fuzzer::g_ipcdump.set_dump_directory(dump_directory);
-}