Internals: C++11 style cleanups. No functional change.

src/V3Case.cpp

@@ -530,10 +530,10 @@ public:
 
 void V3Case::caseAll(AstNetlist* nodep) {
     UINFO(2, __FUNCTION__ << ": " << endl);
-    { CaseVisitor visitor(nodep); }  // Destruct before checking
+    { CaseVisitor visitor{nodep}; }  // Destruct before checking
     V3Global::dumpCheckGlobalTree("case", 0, v3Global.opt.dumpTreeLevel(__FILE__) >= 3);
 }
 void V3Case::caseLint(AstNodeCase* nodep) {
     UINFO(4, __FUNCTION__ << ": " << endl);
-    CaseLintVisitor visitor(nodep);
+    CaseLintVisitor visitor{nodep};
 }