Massively simplify the NetworkChangeNotifier infrastructure:...

chrome/common/net/fake_network_change_notifier_thread.cc

-// Copyright (c) 2010 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/net/fake_network_change_notifier_thread.h"
-
-#include "base/logging.h"
-#include "base/message_loop.h"
-#include "chrome/common/net/thread_blocker.h"
-#include "net/base/mock_network_change_notifier.h"
-
-// We manage the lifetime of
-// chrome_common_net::FakeNetworkChangeNotifierThread ourselves.
-DISABLE_RUNNABLE_METHOD_REFCOUNT(
-    chrome_common_net::FakeNetworkChangeNotifierThread);
-
-namespace chrome_common_net {
-
-FakeNetworkChangeNotifierThread::FakeNetworkChangeNotifierThread()
-    : thread_("FakeNetworkChangeNotifierThread") {}
-
-FakeNetworkChangeNotifierThread::~FakeNetworkChangeNotifierThread() {
-  CHECK(!network_change_notifier_.get());
-  CHECK(!thread_blocker_.get());
-  CHECK(!thread_.IsRunning());
-}
-
-void FakeNetworkChangeNotifierThread::Start() {
-  network_change_notifier_.reset(new net::MockNetworkChangeNotifier());
-  CHECK(thread_.Start());
-  thread_blocker_.reset(new ThreadBlocker(&thread_));
-  thread_blocker_->Block();
-}
-
-void FakeNetworkChangeNotifierThread::Pump() {
-  thread_blocker_->Unblock();
-  thread_blocker_->Block();
-}
-
-void FakeNetworkChangeNotifierThread::Stop() {
-  thread_blocker_->Unblock();
-  thread_blocker_.reset();
-  thread_.Stop();
-  network_change_notifier_.reset();
-}
-
-void FakeNetworkChangeNotifierThread::NotifyIPAddressChange() {
-  CHECK(thread_.IsRunning());
-  GetMessageLoop()->PostTask(
-      FROM_HERE,
-      NewRunnableMethod(
-          this,
-          &FakeNetworkChangeNotifierThread::
-          NotifyIPAddressChangeOnSourceThread));
-}
-
-void FakeNetworkChangeNotifierThread::NotifyIPAddressChangeOnSourceThread() {
-  CHECK_EQ(MessageLoop::current(), GetMessageLoop());
-  CHECK(network_change_notifier_.get());
-  network_change_notifier_->NotifyIPAddressChange();
-}
-
-MessageLoop* FakeNetworkChangeNotifierThread::GetMessageLoop() const {
-  CHECK(thread_.IsRunning());
-  MessageLoop* message_loop = thread_.message_loop();
-  CHECK(message_loop);
-  return message_loop;
-}
-
-net::NetworkChangeNotifier*
-FakeNetworkChangeNotifierThread::GetNetworkChangeNotifier() const {
-  CHECK_EQ(MessageLoop::current(), GetMessageLoop());
-  CHECK(network_change_notifier_.get());
-  return network_change_notifier_.get();
-}
-
-}  // namespace chrome_common_net