tools: fix compilation with latest ndn-cxx

Change-Id: Ifded624f3256452be98f288f9193dd26e464cd36
diff --git a/tools/nfdc/cs-module.cpp b/tools/nfdc/cs-module.cpp
index 341034b..1fde355 100644
--- a/tools/nfdc/cs-module.cpp
+++ b/tools/nfdc/cs-module.cpp
@@ -130,9 +130,9 @@
 }
 
 void
-CsModule::fetchStatus(Controller& controller,
+CsModule::fetchStatus(ndn::nfd::Controller& controller,
                       const std::function<void()>& onSuccess,
-                      const Controller::DatasetFailCallback& onFailure,
+                      const ndn::nfd::DatasetFailureCallback& onFailure,
                       const CommandOptions& options)
 {
   controller.fetch<ndn::nfd::CsInfoDataset>(