[gegl] buffer: remove locking from cache trimming

[Øyvind Kolås <ok src gnome org>]

commit f5c41f923db8d9e6cbc88c708e443c4dc588bfc6
Author: �yvind Kolås <pippin gimp org>
Date:   Sun Apr 18 21:58:26 2010 +0100

    buffer: remove locking from cache trimming
    
    The lock is already held at this stage, which leads to a deadlock.

 gegl/buffer/gegl-tile-handler-cache.c |    3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)
---
diff --git a/gegl/buffer/gegl-tile-handler-cache.c b/gegl/buffer/gegl-tile-handler-cache.c
index c784319..dd19e98 100644
--- a/gegl/buffer/gegl-tile-handler-cache.c
+++ b/gegl/buffer/gegl-tile-handler-cache.c
@@ -399,7 +399,6 @@ gegl_tile_handler_cache_trim (GeglTileHandlerCache *cache)
 {
   CacheItem *last_writable;
  
-  g_static_mutex_lock (&mutex);
   last_writable = g_queue_pop_tail (cache_queue);
 
   if (last_writable != NULL)
@@ -408,10 +407,8 @@ gegl_tile_handler_cache_trim (GeglTileHandlerCache *cache)
       cache_total  -= last_writable->tile->size;
       gegl_tile_unref (last_writable->tile);
       g_slice_free (CacheItem, last_writable);
-      g_static_mutex_unlock (&mutex);
       return TRUE;
     }
-  g_static_mutex_unlock (&mutex);
 
   return FALSE;
 }