Port to new memory model: M_MEMORY_FULL cannot return anymore

m-i-shared.h

@@ -193,7 +193,6 @@ M_BEGIN_PROTECTED_CODE
     type *ptr = M_CALL_NEW(oplist, type);                                     \
     if (M_UNLIKELY_NOMEM (ptr == NULL)) {                                     \
       M_MEMORY_FULL(type, 1);                                                 \
-      return NULL;                                                            \
     }                                                                         \
     M_CALL_INIT(oplist, *ptr);                                                \
     atomic_init (&ptr->M_F(name, _cpt), 2);                                   \