made destructirs virtual

src/thermophysicalModels/laminarFlameSpeed/Gulders/Gulders.H

@@ -115,9 +115,8 @@ public:
         );
 
 
-    // Destructor
-
-        ~Gulders();
+    //- Destructor
+    virtual ~Gulders();
 
 
     // Member functions

src/thermophysicalModels/laminarFlameSpeed/GuldersEGR/GuldersEGR.H

@@ -116,9 +116,8 @@ public:
         );
 
 
-    // Destructor
-
-        ~GuldersEGR();
+    //- Destructor
+    virtual ~GuldersEGR();
 
 
     // Member functions

src/thermophysicalModels/laminarFlameSpeed/constant/constant.H

@@ -84,9 +84,8 @@ public:
         );
 
 
-    // Destructor
-
-        ~constant();
+    //- Destructor
+    virtual ~constant();
 
 
     // Member functions

src/thermophysicalModels/laminarFlameSpeed/laminarFlameSpeed/laminarFlameSpeed.H

@@ -121,8 +121,7 @@ public:
         );
 
 
-    // Destructor
-
+    //- Destructor
     virtual ~laminarFlameSpeed();