config_method_with_cred::make_credentials() method moved to parent class config_method for seamless EAPMsg method support

lib/EAPBase/include/Config.h

@@ -199,6 +199,9 @@ namespace eap
     };
 
 
+    class credentials;
+
+
     class config_method : public config
     {
     public:
@@ -319,6 +322,11 @@ namespace eap
         ///
         virtual const wchar_t* get_method_str() const = 0;
 
+        ///
+        /// Creates a blank set of credentials suitable for this method
+        ///
+        virtual credentials* make_credentials() const = 0;
+
     public:
         const unsigned int m_level; ///< Config level (0=outer, 1=inner, 2=inner-inner...)
         bool m_allow_save;          ///< Are credentials allowed to be saved to Windows Credential Manager?
@@ -327,9 +335,6 @@ namespace eap
     };
 
 
-    class credentials;
-
-
     class config_method_with_cred : public config_method
     {
     public:
@@ -419,11 +424,6 @@ namespace eap
 
         /// @}
 
-        ///
-        /// Creates a blank set of credentials suitable for this method
-        ///
-        virtual credentials* make_credentials() const = 0;
-
     public:
         bool m_use_cred;                        ///< Use configured credentials
         std::unique_ptr<credentials> m_cred;    ///< Configured credentials