Simplify FixDefaultParamValuesOfOverridesPass.VisitMethodDecl.

src/Generator/Passes/FixDefaultParamValuesOfOverridesPass.cs

@@ -6,24 +6,20 @@ namespace CppSharp.Passes
     {
         public override bool VisitMethodDecl(Method method)
         {
-            if (method.IsOverride && !method.IsSynthetized)
+            if (!method.IsOverride || method.IsSynthetized)
-            {
+                return true;
+
             Method rootBaseMethod = ((Class)method.Namespace).GetBaseMethod(method);
             for (int i = 0; i < method.Parameters.Count; i++)
             {
                 var rootBaseParameter = rootBaseMethod.Parameters[i];
                 var parameter = method.Parameters[i];
-                    if (rootBaseParameter.DefaultArgument == null)
+
-                    {
+                if (rootBaseParameter.DefaultArgument != null)
-                        parameter.DefaultArgument = null;
-                    }
-                    else
-                    {
                     parameter.DefaultArgument = rootBaseParameter.DefaultArgument.Clone();
             }
-                }
+
-            }
+            return true;
-            return base.VisitMethodDecl(method);
         }
     }
 }