Initial checkin of chromecast content embedder (cast_shell) and related build scripts.

chromecast/net/network_change_notifier_factory_cast.cc

+// Copyright 2014 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 "chromecast/net/network_change_notifier_factory_cast.h"
+
+#include "chromecast/net/network_change_notifier_cast.h"
+
+namespace net {
+
+namespace {
+
+NetworkChangeNotifierCast* g_network_change_notifier_cast = NULL;
+
+}  // namespace
+
+NetworkChangeNotifier* NetworkChangeNotifierFactoryCast::CreateInstance() {
+  DCHECK(!g_network_change_notifier_cast);
+  g_network_change_notifier_cast = new NetworkChangeNotifierCast();
+  return g_network_change_notifier_cast;
+}
+
+NetworkChangeNotifierFactoryCast::~NetworkChangeNotifierFactoryCast() {
+  // CreateInstance() gives ownership, so assume its caller has deleted it.
+  g_network_change_notifier_cast = NULL;
+}
+
+// static
+NetworkChangeNotifierCast* NetworkChangeNotifierFactoryCast::GetInstance() {
+  DCHECK(g_network_change_notifier_cast);
+  return g_network_change_notifier_cast;
+}
+
+}  // namespace net