Revert "Fall back to old style initialization"

This reverts commit c963260e.

src/tools/tMemManager.cpp

@@ -728,7 +728,7 @@ tMemManager::tMemManager(int s):size(s){//,blocks(1000),full_blocks(1000){
 
         std::ifstream l(leakname);
         while (l.good() && !l.eof()){
-            int cs = -1,ln = 0;
+            int cs{-1},ln{0};
             l >> cs >> ln;
 
             if (cs>=0 && cs < MAXCHECKSUM && (ln < leaks[cs] || leaks[cs] == 0))