[cogl] egl-gdl: Silence a gcc warning

[Neil Roberts <nroberts src gnome org>]

commit 89426a802f4ee68e137268b0484690b9e2a895b8
Author: Damien Lespiau <damien lespiau intel com>
Date:   Mon Aug 1 17:23:25 2011 +0300

    egl-gdl: Silence a gcc warning
    
    gcc warns us that we should put some {} to make to which 'if's the
    'else' belongs to very clear.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=655723
    
    Reviewed-by: Neil Roberts <neil linux intel com>

 cogl/winsys/cogl-winsys-egl.c |   12 +++++++-----
 1 files changed, 7 insertions(+), 5 deletions(-)
---
diff --git a/cogl/winsys/cogl-winsys-egl.c b/cogl/winsys/cogl-winsys-egl.c
index d4f83ac..08cd354 100644
--- a/cogl/winsys/cogl-winsys-egl.c
+++ b/cogl/winsys/cogl-winsys-egl.c
@@ -1100,11 +1100,13 @@ gdl_plane_init (CoglDisplay *display, GError **error)
 
   /* Default to triple buffering if we don't have an onscreen template */
   if (rc == GDL_SUCCESS)
-    if (display->onscreen_template)
-      rc = gdl_plane_set_uint (GDL_PLANE_NUM_GFX_SURFACES,
-                               display->onscreen_template->swap_chain->length);
-    else
-      rc = gdl_plane_set_uint (GDL_PLANE_NUM_GFX_SURFACES, 3);
+    {
+      if (display->onscreen_template)
+        rc = gdl_plane_set_uint (GDL_PLANE_NUM_GFX_SURFACES,
+                                 display->onscreen_template->swap_chain->length);
+      else
+        rc = gdl_plane_set_uint (GDL_PLANE_NUM_GFX_SURFACES, 3);
+    }
 
   if (rc == GDL_SUCCESS)
     rc = gdl_plane_config_end (GDL_FALSE);