Add connection error handing in ServiceRegistryImpl.

content/common/mojo/service_registry_impl.cc

Index: content/common/mojo/service_registry_impl.cc
diff --git a/content/common/mojo/service_registry_impl.cc b/content/common/mojo/service_registry_impl.cc
index eec7640bc300e15425f9d99c95fccdc3cab5c2a4..ac4eb7dd6bac7e6bff9ee7fb83b7412710012406 100644
--- a/content/common/mojo/service_registry_impl.cc
+++ b/content/common/mojo/service_registry_impl.cc
@@ -10,6 +10,7 @@ namespace content {
 
 ServiceRegistryImpl::ServiceRegistryImpl()
     : binding_(this), weak_factory_(this) {
+  binding_.set_error_handler(this);
 }
 
 ServiceRegistryImpl::~ServiceRegistryImpl() {
@@ -58,6 +59,10 @@ void ServiceRegistryImpl::ConnectToRemoteService(
                                      handle.Pass());
 }
 
+bool ServiceRegistryImpl::IsBound() const {
+  return binding_.is_bound();
+}
+
 base::WeakPtr<ServiceRegistry> ServiceRegistryImpl::GetWeakPtr() {
   return weak_factory_.GetWeakPtr();
 }
@@ -74,4 +79,8 @@ void ServiceRegistryImpl::ConnectToService(
   it->second.Run(client_handle.Pass());
 }
 
+void ServiceRegistryImpl::OnConnectionError() {
+  binding_.Close();
+}
+
 }  // namespace content