[cache] Avoid some memory zeroing.

* src/cache/ftcmru.c (FTC_MruList_New): Use Q-macro.
* src/cache/ftcmanag.c (FTC_Manager_RegisterCache): Ditto.
* src/cache/ftccache.c (ftc_cache_init, ftc_cache_resize): Ditto.

src/cache/ftccache.c

@@ -135,7 +135,7 @@
 
 
           /* if we can't expand the array, leave immediately */
-          if ( FT_RENEW_ARRAY( cache->buckets,
+          if ( FT_QRENEW_ARRAY( cache->buckets,
                                ( mask + 1 ) * 2, ( mask + 1 ) * 4 ) )
             break;
         }
@@ -189,7 +189,7 @@
 
 
           /* if we can't shrink the array, leave immediately */
-          if ( FT_RENEW_ARRAY( cache->buckets,
+          if ( FT_QRENEW_ARRAY( cache->buckets,
                                ( mask + 1 ) * 2, mask + 1 ) )
             break;
 
@@ -341,7 +341,7 @@
     cache->mask  = FTC_HASH_INITIAL_SIZE - 1;
     cache->slack = FTC_HASH_INITIAL_SIZE * FTC_HASH_MAX_LOAD;
 
-    (void)FT_NEW_ARRAY( cache->buckets, FTC_HASH_INITIAL_SIZE * 2 );
+    (void)FT_QNEW_ARRAY( cache->buckets, FTC_HASH_INITIAL_SIZE * 2 );
     return error;
   }
 

src/cache/ftcmanag.c

@@ -597,7 +597,7 @@
         goto Exit;
       }
 
-      if ( !FT_ALLOC( cache, clazz->cache_size ) )
+      if ( !FT_QALLOC( cache, clazz->cache_size ) )
       {
         cache->manager   = manager;
         cache->memory    = memory;

src/cache/ftcmru.c

@@ -262,7 +262,7 @@
       if ( list->clazz.node_done )
         list->clazz.node_done( node, list->data );
     }
-    else if ( FT_ALLOC( node, list->clazz.node_size ) )
+    else if ( FT_QALLOC( node, list->clazz.node_size ) )
       goto Exit;
 
     error = list->clazz.node_init( node, key, list->data );