[gimp] libgimp: use the right layer mode in gimp_layer_new_from_surface()

[Michael Natterer <mitch src gnome org>]

commit 00f3c4e47bc0a177b1ff80018cad9551197eae01
Author: Michael Natterer <mitch gimp org>
Date:   Tue Apr 24 13:55:50 2018 +0200

    libgimp: use the right layer mode in gimp_layer_new_from_surface()
    
    gimp_image_get_default_new_layer_mode() instead of
    GIMP_LAYER_MODE_NORMAL_LEGACY.

 libgimp/gimplayer.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/libgimp/gimplayer.c b/libgimp/gimplayer.c
index 1b7a4a1..9cb116e 100644
--- a/libgimp/gimplayer.c
+++ b/libgimp/gimplayer.c
@@ -274,7 +274,8 @@ gimp_layer_new_from_surface (gint32                image_ID,
   layer = gimp_layer_new (image_ID, name, width, height,
                           format == CAIRO_FORMAT_RGB24 ?
                           GIMP_RGB_IMAGE : GIMP_RGBA_IMAGE,
-                          100.0, GIMP_LAYER_MODE_NORMAL_LEGACY);
+                          100.0,
+                          gimp_image_get_default_new_layer_mode (image_ID));
 
   if (layer == -1)
     return -1;