chunks: fix memory error in Consumer::run

Change-Id: Ic137b88d4ab46ade788d2ae5c0aba59902167f7b
Refs: #3636
diff --git a/tools/chunks/catchunks/consumer.hpp b/tools/chunks/catchunks/consumer.hpp
index e2451be..9996c14 100644
--- a/tools/chunks/catchunks/consumer.hpp
+++ b/tools/chunks/catchunks/consumer.hpp
@@ -59,7 +59,7 @@
   /**
    * @brief Create the consumer
    */
-  Consumer(Face& face, Validator& validator, bool isVerbose, std::ostream& os = std::cout);
+  Consumer(Validator& validator, bool isVerbose, std::ostream& os = std::cout);
 
   /**
    * @brief Run the consumer
@@ -85,7 +85,6 @@
   writeInOrderData();
 
 private:
-  Face& m_face;
   Validator& m_validator;
   std::ostream& m_outputStream;
   unique_ptr<DiscoverVersion> m_discover;