all: avoid usage of deprecated namespace ndn::Tlv

refs #2079

Change-Id: I3d8748929706726b55fe1a9a0f6ae00857ea3547
diff --git a/rib/rib-manager.cpp b/rib/rib-manager.cpp
index 14dbaf3..9f09442 100644
--- a/rib/rib-manager.cpp
+++ b/rib/rib-manager.cpp
@@ -373,7 +373,7 @@
       Block rawParameters = parameterComponent.blockFromValue();
       extractedParameters.wireDecode(rawParameters);
     }
-  catch (const ndn::Tlv::Error& e)
+  catch (const tlv::Error&)
     {
       return false;
     }