Move URL Loader creation to a separate factory object.

mojo/services/network/network_service_impl.cc

Index: mojo/services/network/network_service_impl.cc
diff --git a/mojo/services/network/network_service_impl.cc b/mojo/services/network/network_service_impl.cc
index bb83cfa404dbd1b87b7243741bc4bfb6580c3325..661f7e0cf6f910523c69c04cf840e0633c2e89a6 100644
--- a/mojo/services/network/network_service_impl.cc
+++ b/mojo/services/network/network_service_impl.cc
@@ -29,14 +29,6 @@ NetworkServiceImpl::NetworkServiceImpl(
 NetworkServiceImpl::~NetworkServiceImpl() {
 }
 
-void NetworkServiceImpl::CreateURLLoader(InterfaceRequest<URLLoader> loader) {
-  // TODO(darin): Plumb origin_. Use for CORS.
-  // The loader will delete itself when the pipe is closed, unless a request is
-  // in progress. In which case, the loader will delete itself when the request
-  // is finished.
-  new URLLoaderImpl(context_, loader.Pass(), app_refcount_->Clone());
-}
-
 void NetworkServiceImpl::GetCookieStore(InterfaceRequest<CookieStore> store) {
   new CookieStoreImpl(context_, origin_, app_refcount_->Clone(), store.Pass());
 }