1 files changed, 48 insertions, 0 deletions
diff --git a/ipc/chromium/src/chrome/common/child_thread.cc b/ipc/chromium/src/chrome/common/child_thread.cc
new file mode 100644
index 0000000000..3363d5729b
--- /dev/null
+++ b/ipc/chromium/src/chrome/common/child_thread.cc
@@ -0,0 +1,48 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+// Copyright (c) 2009 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 "chrome/common/child_thread.h"
+
+#include "chrome/common/child_process.h"
+#include "mozilla/ipc/NodeController.h"
+
+ChildThread::ChildThread(Thread::Options options, base::ProcessId parent_pid)
+    : Thread("IPC I/O Child"),
+      owner_loop_(MessageLoop::current()),
+      options_(options),
+      parent_pid_(parent_pid) {
+  DCHECK(owner_loop_);
+}
+
+ChildThread::~ChildThread() = default;
+
+bool ChildThread::Run() {
+  bool r = StartWithOptions(options_);
+  return r;
+}
+
+ChildThread* ChildThread::current() {
+  return ChildProcess::current()->child_thread();
+}
+
+void ChildThread::Init() {
+  // Take ownership of the client channel handle which we inherited, and use it
+  // to start the initial IPC connection to the parent process.
+  IPC::Channel::ChannelHandle client_handle(
+      IPC::Channel::GetClientChannelHandle());
+  auto channel = mozilla::MakeUnique<IPC::Channel>(
+      std::move(client_handle), IPC::Channel::MODE_CLIENT, parent_pid_);
+#if defined(XP_WIN)
+  channel->StartAcceptingHandles(IPC::Channel::MODE_CLIENT);
+#elif defined(XP_DARWIN)
+  channel->StartAcceptingMachPorts(IPC::Channel::MODE_CLIENT);
+#endif
+
+  initial_port_ = mozilla::ipc::NodeController::InitChildProcess(
+      std::move(channel), parent_pid_);
+}
+
+void ChildThread::CleanUp() { mozilla::ipc::NodeController::CleanUp(); }