Use UrlRequest in PortAllocator.

remoting/host/it2me/it2me_host.cc

Index: remoting/host/it2me/it2me_host.cc
diff --git a/remoting/host/it2me/it2me_host.cc b/remoting/host/it2me/it2me_host.cc
index 4012f550c595870f5a94ea7b888598c2584234c7..3fc19d0abb5eb76494e71d1a39e8955a453d55ff 100644
--- a/remoting/host/it2me/it2me_host.cc
+++ b/remoting/host/it2me/it2me_host.cc
@@ -16,6 +16,7 @@
 #include "net/url_request/url_request_context_getter.h"
 #include "policy/policy_constants.h"
 #include "remoting/base/auto_thread.h"
+#include "remoting/base/chromium_url_request.h"
 #include "remoting/base/logging.h"
 #include "remoting/base/rsa_key_pair.h"
 #include "remoting/host/chromoting_host.h"
@@ -27,7 +28,7 @@
 #include "remoting/host/it2me_desktop_environment.h"
 #include "remoting/host/policy_watcher.h"
 #include "remoting/host/register_support_host_request.h"
-#include "remoting/protocol/chromium_port_allocator.h"
+#include "remoting/protocol/chromium_port_allocator_factory.h"
 #include "remoting/protocol/ice_transport.h"
 #include "remoting/protocol/it2me_host_authenticator_factory.h"
 #include "remoting/protocol/jingle_session_manager.h"
@@ -238,7 +239,8 @@ void It2MeHost::FinishConnect() {
   scoped_refptr<protocol::TransportContext> transport_context =
       new protocol::TransportContext(
           signal_strategy_.get(),
-          make_scoped_ptr(new protocol::ChromiumPortAllocatorFactory(
+          make_scoped_ptr(new protocol::ChromiumPortAllocatorFactory()),
+          make_scoped_ptr(new ChromiumUrlRequestFactory(
               host_context_->url_request_context_getter())),
           network_settings, protocol::TransportRole::SERVER);