Mojo: add support for cookies to HTMLViewer.

mojo/services/network/network_service_impl.cc

 // Copyright 2014 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 "mojo/services/network/network_service_impl.h"
 
+#include "mojo/public/cpp/application/application_connection.h"
+#include "mojo/services/network/cookie_store_impl.h"
 #include "mojo/services/network/url_loader_impl.h"
 
 namespace mojo {
 
 NetworkServiceImpl::NetworkServiceImpl(ApplicationConnection* connection,
                                        NetworkContext* context)
-    : context_(context) {
+    : context_(context),
+      origin_(GURL(connection->GetRemoteApplicationURL()).GetOrigin()) {
 }
 
 NetworkServiceImpl::~NetworkServiceImpl() {
 }
 
 void NetworkServiceImpl::CreateURLLoader(InterfaceRequest<URLLoader> loader) {
+  // TODO(darin): Plumb origin_. Use for CORS.
   BindToRequest(new URLLoaderImpl(context_), &loader);
 }
 
+void NetworkServiceImpl::GetCookieStore(InterfaceRequest<CookieStore> store) {
+  BindToRequest(new CookieStoreImpl(context_, origin_), &store);
+}
+
 }  // namespace mojo