remove khash#kh_debug

include/mruby/khash.h

@@ -163,15 +163,7 @@ static const uint8_t __m[8] = {0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80};
   {                                                                     \
     h->d_flags[x/8] |= __m[x%8];                                        \
     h->size--;                                                          \
-  }                                                                     \
-  static inline void kh_debug_##name(kh_##name##_t *h)                  \
-  {                                                                     \
-    khint_t i;                                                          \
-    printf("idx:e_flag:d_flag\n");                                      \
-    for( i=0 ; i<h->n_buckets/8 ; i++ ){                                \
-      printf("%4d:%02X:%02X\n", i, h->e_flags[i], h->d_flags[i]);       \
-    }                                                                   \
-  }                                                                     \
+  }
 
 #define khash_t(name) kh_##name##_t
 
@@ -182,7 +174,6 @@ static const uint8_t __m[8] = {0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80};
 #define kh_put(name, h, k) kh_put_##name(h, k)
 #define kh_get(name, h, k) kh_get_##name(h, k)
 #define kh_del(name, h, k) kh_del_##name(h, k)
-#define kh_debug(name, h) kh_debug_##name(h)
 
 #define kh_exist(h, x) (!__ac_iseither((h)->e_flags, (h)->d_flags, (x)))
 #define kh_key(h, x) ((h)->keys[x])