table: code modernization

Change-Id: I9ca9a1905aea316726d0323f4537a2420890735f
diff --git a/daemon/table/pit.cpp b/daemon/table/pit.cpp
index 5e26fc0..c626c3a 100644
--- a/daemon/table/pit.cpp
+++ b/daemon/table/pit.cpp
@@ -36,7 +36,6 @@
 
 Pit::Pit(NameTree& nameTree)
   : m_nameTree(nameTree)
-  , m_nItems(0)
 {
 }
 
@@ -89,8 +88,8 @@
   auto&& ntMatches = m_nameTree.findAllMatches(data.getName(), &nteHasPitEntries);
 
   DataMatchResult matches;
-  for (const name_tree::Entry& nte : ntMatches) {
-    for (const shared_ptr<Entry>& pitEntry : nte.getPitEntries()) {
+  for (const auto& nte : ntMatches) {
+    for (const auto& pitEntry : nte.getPitEntries()) {
       if (pitEntry->getInterest().matchesData(data))
         matches.emplace_back(pitEntry);
     }