catchunks: switch to RttEstimatorWithStats

Refs: #4887
Change-Id: I8d49eff6ff4a7dc9ff49ffacc0744e50695128d2
diff --git a/tools/chunks/catchunks/pipeline-interests-cubic.hpp b/tools/chunks/catchunks/pipeline-interests-cubic.hpp
index 11d3100..4f058c7 100644
--- a/tools/chunks/catchunks/pipeline-interests-cubic.hpp
+++ b/tools/chunks/catchunks/pipeline-interests-cubic.hpp
@@ -61,7 +61,7 @@
   using Options = PipelineInterestsCubicOptions;
 
 public:
-  PipelineInterestsCubic(Face& face, RttEstimator& rttEstimator,
+  PipelineInterestsCubic(Face& face, RttEstimatorWithStats& rttEstimator,
                          const Options& options = Options());
 
 private: