tools: fix compilation with latest ndn-cxx

Change-Id: Ifded624f3256452be98f288f9193dd26e464cd36
diff --git a/tools/nfdc/strategy-choice-module.cpp b/tools/nfdc/strategy-choice-module.cpp
index 1d08126..a87afe9 100644
--- a/tools/nfdc/strategy-choice-module.cpp
+++ b/tools/nfdc/strategy-choice-module.cpp
@@ -150,9 +150,9 @@
 }
 
 void
-StrategyChoiceModule::fetchStatus(Controller& controller,
+StrategyChoiceModule::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::StrategyChoiceDataset>(