Add support for default local address in IpcNetworkManager

content/renderer/p2p/filtering_network_manager_unittest.cc

Index: content/renderer/p2p/filtering_network_manager_unittest.cc
diff --git a/content/renderer/p2p/filtering_network_manager_unittest.cc b/content/renderer/p2p/filtering_network_manager_unittest.cc
index 23e133f319ac5f7a35217a0efd59342f6fd7c8db..37a13f92fa8a8d2922c9dea9f73ddf80bb30b9d9 100644
--- a/content/renderer/p2p/filtering_network_manager_unittest.cc
+++ b/content/renderer/p2p/filtering_network_manager_unittest.cc
@@ -138,7 +138,8 @@ class FilteringNetworkManagerTest : public testing::Test,
       filtering_network_manager->Initialize();
       network_manager_.reset(filtering_network_manager);
     } else {
-      network_manager_.reset(new EmptyNetworkManager());
+      network_manager_.reset(
+          new EmptyNetworkManager(mock_network_manager_.get()));
     }
     network_manager_->SignalNetworksChanged.connect(
         this, &FilteringNetworkManagerTest::OnNetworksChanged);