Portability fix, mySTL on Sun Forte 5.4.

extra/yassl/mySTL/memory.hpp:
  Portability fix, mySTL on Sun Forte 5.4: default template arguments that
  are based on previous template argument don't work, just remove
  the fancy syntax (non-default second argument is not used anywhere
  anyway).

extra/yassl/mySTL/memory.hpp

@@ -37,16 +37,18 @@
 namespace mySTL {
 
 
-template<typename T, typename Deletor = void (*) (T*)>
+template<typename T>
 struct auto_ptr_ref {
+    typedef void (*Deletor)(T*);
     T*      ptr_;
     Deletor del_;
     auto_ptr_ref(T* p, Deletor d) : ptr_(p), del_(d) {}
 };
 
 
-template<typename T, typename Deletor = void (*) (T*)>
+template<typename T>
 class auto_ptr {
+    typedef void (*Deletor)(T*);
     T*       ptr_;
     Deletor  del_;