[gegl] gegl: remove unused format argument from _gegl_get_required_for_scale

[Øyvind Kolås <ok src gnome org>]

commit 9a79f4c2afe1f2c00c7070def146868ca0a6bcb9
Author: Øyvind Kolås <pippin gimp org>
Date:   Sun Feb 18 19:26:13 2018 +0100

    gegl: remove unused format argument from _gegl_get_required_for_scale

 gegl/buffer/gegl-buffer-access.c  |    3 +--
 gegl/buffer/gegl-buffer-private.h |    3 +--
 gegl/graph/gegl-node.c            |    4 ++--
 3 files changed, 4 insertions(+), 6 deletions(-)
---
diff --git a/gegl/buffer/gegl-buffer-access.c b/gegl/buffer/gegl-buffer-access.c
index d711169..e613d76 100644
--- a/gegl/buffer/gegl-buffer-access.c
+++ b/gegl/buffer/gegl-buffer-access.c
@@ -1849,8 +1849,7 @@ gegl_buffer_set (GeglBuffer          *buffer,
  * to satisfy a gegl_buffer_get() call at level 0.
  */
 GeglRectangle
-_gegl_get_required_for_scale (const Babl          *format,
-                              const GeglRectangle *roi,
+_gegl_get_required_for_scale (const GeglRectangle *roi,
                               gdouble              scale)
 {
   if (GEGL_FLOAT_EQUAL (scale, 1.0))
diff --git a/gegl/buffer/gegl-buffer-private.h b/gegl/buffer/gegl-buffer-private.h
index f40b8d6..9df62bf 100644
--- a/gegl/buffer/gegl-buffer-private.h
+++ b/gegl/buffer/gegl-buffer-private.h
@@ -189,8 +189,7 @@ struct _GeglTile
 
 void _gegl_buffer_drop_hot_tile (GeglBuffer *buffer);
 
-GeglRectangle _gegl_get_required_for_scale (const Babl          *format,
-                                            const GeglRectangle *roi,
+GeglRectangle _gegl_get_required_for_scale (const GeglRectangle *roi,
                                             gdouble              scale);
 
 gboolean gegl_buffer_scan_compatible (GeglBuffer *bufferA,
diff --git a/gegl/graph/gegl-node.c b/gegl/graph/gegl-node.c
index 188f680..83484c9 100644
--- a/gegl/graph/gegl-node.c
+++ b/gegl/graph/gegl-node.c
@@ -1151,7 +1151,7 @@ gegl_node_blit (GeglNode            *self,
 
       if (scale != 1.0)
         {
-          const GeglRectangle unscaled_roi = _gegl_get_required_for_scale (format, roi, scale);
+          const GeglRectangle unscaled_roi = _gegl_get_required_for_scale (roi, scale);
 
           buffer = gegl_node_apply_roi (self, &unscaled_roi,
               gegl_mipmap_rendering_enabled()?gegl_level_from_scale (scale):0);
@@ -1180,7 +1180,7 @@ gegl_node_blit (GeglNode            *self,
         {
           if (scale != 1.0)
             {
-              const GeglRectangle unscaled_roi = _gegl_get_required_for_scale (format, roi, scale);
+              const GeglRectangle unscaled_roi = _gegl_get_required_for_scale (roi, scale);
               gint  level = gegl_mipmap_rendering_enabled()?gegl_level_from_scale (scale):0;
 
               gegl_node_blit_buffer (self, buffer, &unscaled_roi, level, GEGL_ABYSS_NONE);