[gtk+] Plug leak in gdkcairo.c

[Benjamin Otte <otte src gnome org>]

commit 3f3d33ee6c4d3a30df1895c7da53804a3039a524
Author: Xan Lopez <xan gnome org>
Date:   Mon Oct 11 00:16:52 2010 +0900

    Plug leak in gdkcairo.c
    
    1,968 (1,236 direct, 732 indirect) bytes in 1 blocks are definitely lost in loss record 11,816 of 11,947
       at 0x4025BDC: malloc (vg_replace_malloc.c:195)
       by 0x6950676: _context_get (cairo.c:250)
       by 0x6950940: cairo_create (cairo.c:370)
       by 0x685CD1E: _gdk_cairo_surface_extents (gdkcairo.c:381)
       by 0x685CEDA: gdk_cairo_region_create_from_surface (gdkcairo.c:433)
    
    Signed-off-by: Benjamin Otte <otte redhat com>

 gdk/gdkcairo.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gdk/gdkcairo.c b/gdk/gdkcairo.c
index 4e7c8ff..563725c 100644
--- a/gdk/gdkcairo.c
+++ b/gdk/gdkcairo.c
@@ -380,6 +380,7 @@ _gdk_cairo_surface_extents (cairo_surface_t *surface,
 
   cr = cairo_create (surface);
   cairo_clip_extents (cr, &x1, &y1, &x2, &y2);
+  cairo_destroy (cr);
 
   x1 = floor (x1);
   y1 = floor (y1);