Add missing operator++/-- overloads to kludge class.

(to fix the build after the cppcheck cleanup)

hwpfilter/source/list.hxx

@@ -95,6 +95,8 @@ public:
     // bug-compatible with original LinkedList.h/cxx: Ignore parameter!
     void operator++( int );   /// advance iterator by one step (ignore n !!!)
     void operator--( int );   /// go one step backwards (ignore n !!!)
+    void operator++();        /// advance iterator by one step
+    void operator--();        /// go one step backwards
 
 private:
     bool valid();
@@ -274,6 +276,20 @@ void LinkedListIterator<T>::operator--( int )
     mnPosition --;
 }
 
+template<class T>
+void LinkedListIterator<T>::operator++()
+{
+    ASSERT( mpList != NULL );
+    mnPosition ++;
+}
+
+template<class T>
+void LinkedListIterator<T>::operator--()
+{
+    ASSERT( mpList != NULL );
+    mnPosition --;
+}
+
 template<class T>
 bool LinkedListIterator<T>::valid()
 {