Sync the browser test host resolver with the network process before a test runs.

content/utility/utility_service_factory.h

Index: content/utility/utility_service_factory.h
diff --git a/content/utility/utility_service_factory.h b/content/utility/utility_service_factory.h
index 0e561bd699f39e11b64fa2299822f67c216c59a6..211b6371068efa08c65ad112791a7e945b7fde7d 100644
--- a/content/utility/utility_service_factory.h
+++ b/content/utility/utility_service_factory.h
@@ -7,6 +7,7 @@
 
 #include "base/macros.h"
 #include "content/child/service_factory.h"
+#include "services/service_manager/public/cpp/binder_registry.h"
 
 namespace content {
 
@@ -24,6 +25,10 @@ class UtilityServiceFactory : public ServiceFactory {
  private:
   void OnLoadFailed() override;
 
+  std::unique_ptr<service_manager::Service> CreateNetworkService();
+
+  std::unique_ptr<service_manager::BinderRegistry> network_registry_;

[Ken Rockot(use gerrit already), 2017/04/25 17:36:09]

nit: Document what this is?

+
   DISALLOW_COPY_AND_ASSIGN(UtilityServiceFactory);
 };