Revert of Removing references to webrtc::PortAllocatorFactoryInterface.

remoting/protocol/chromium_port_allocator_factory.cc

Index: remoting/protocol/chromium_port_allocator_factory.cc
diff --git a/remoting/protocol/chromium_port_allocator_factory.cc b/remoting/protocol/chromium_port_allocator_factory.cc
index 32c980b3f05e5dba669a2866944e14e5f4864fec..b2626119b532c0e95593d27772c4a81ad4ff1b52 100644
--- a/remoting/protocol/chromium_port_allocator_factory.cc
+++ b/remoting/protocol/chromium_port_allocator_factory.cc
@@ -20,17 +20,33 @@
 
 ChromiumPortAllocatorFactory::~ChromiumPortAllocatorFactory() {}
 
-scoped_ptr<PortAllocatorFactory> ChromiumPortAllocatorFactory::Create(
+rtc::scoped_refptr<webrtc::PortAllocatorFactoryInterface>
+ChromiumPortAllocatorFactory::Create(
     const NetworkSettings& network_settings,
     scoped_refptr<net::URLRequestContextGetter> url_request_context_getter) {
-  return scoped_ptr<PortAllocatorFactory>(new ChromiumPortAllocatorFactory(
-      network_settings, url_request_context_getter));
+  rtc::RefCountedObject<ChromiumPortAllocatorFactory>* allocator_factory =
+      new rtc::RefCountedObject<ChromiumPortAllocatorFactory>(
+          network_settings, url_request_context_getter);
+  return allocator_factory;
 }
 
-cricket::PortAllocator* ChromiumPortAllocatorFactory::CreatePortAllocator() {
+cricket::PortAllocator* ChromiumPortAllocatorFactory::CreatePortAllocator(
+    const std::vector<StunConfiguration>& stun_servers,
+    const std::vector<TurnConfiguration>& turn_configurations) {
   scoped_ptr<ChromiumPortAllocator> port_allocator(
       ChromiumPortAllocator::Create(url_request_context_getter_,
                                     network_settings_));
+
+  std::vector<rtc::SocketAddress> stun_hosts;
+  for (auto stun_it = stun_servers.begin(); stun_it != stun_servers.end();
+       ++stun_it) {
+    stun_hosts.push_back(stun_it->server);
+  }
+  port_allocator->SetStunHosts(stun_hosts);
+
+  // TODO(aiguha): Figure out how to translate |turn_configurations| into
+  // turn hosts so we can set |port_allocator|'s relay hosts.
+
   return port_allocator.release();
 }