[gegl] buffer: do not ask for zeroed buf for samplers, it takes more time

[Øyvind Kolås <ok src gnome org>]

commit 5b4565041ac8b70e9a59524440161e71758ef7bc
Author: Øyvind Kolås <pippin gimp org>
Date:   Mon Jan 29 17:31:53 2018 +0100

    buffer: do not ask for zeroed buf for samplers, it takes more time

 gegl/buffer/gegl-sampler.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/gegl/buffer/gegl-sampler.c b/gegl/buffer/gegl-sampler.c
index 9569f3a..15d8e26 100644
--- a/gegl/buffer/gegl-sampler.c
+++ b/gegl/buffer/gegl-sampler.c
@@ -137,8 +137,8 @@ gegl_sampler_init (GeglSampler *sampler)
   } while ( ++i<GEGL_SAMPLER_MIPMAP_LEVELS );
 
   sampler->level[0].sampler_buffer =
-    g_malloc0 (GEGL_SAMPLER_MAXIMUM_WIDTH *
-               GEGL_SAMPLER_MAXIMUM_HEIGHT * GEGL_SAMPLER_BPP);
+    g_malloc (GEGL_SAMPLER_MAXIMUM_WIDTH *
+              GEGL_SAMPLER_MAXIMUM_HEIGHT * GEGL_SAMPLER_BPP);
 }
 
 static void
@@ -291,7 +291,7 @@ gegl_sampler_get_from_mipmap (GeglSampler    *sampler,
                                                                   level_no);
       if (!level->sampler_buffer)
         level->sampler_buffer =
-          g_malloc0 (GEGL_SAMPLER_ROWSTRIDE * GEGL_SAMPLER_MAXIMUM_HEIGHT);
+          g_malloc (GEGL_SAMPLER_ROWSTRIDE * GEGL_SAMPLER_MAXIMUM_HEIGHT);
 
       gegl_buffer_get (sampler->buffer,
                        &level->sampler_rectangle,