[gimp] app: use Freedesktop standard "edit-paste" icon rather than "gtk-paste".

[Jehan Pagès <jehanp src gnome org>]

commit 4b4e1c8e60566585cb41528430506322368fa143
Author: Jehan <jehan girinstud io>
Date:   Mon Sep 12 03:59:53 2016 +0200

    app: use Freedesktop standard "edit-paste" icon rather than "gtk-paste".

 app/core/gimpbuffer.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/app/core/gimpbuffer.c b/app/core/gimpbuffer.c
index bd11fb6..7889105 100644
--- a/app/core/gimpbuffer.c
+++ b/app/core/gimpbuffer.c
@@ -94,7 +94,7 @@ gimp_buffer_class_init (GimpBufferClass *klass)
 
   gimp_object_class->get_memsize    = gimp_buffer_get_memsize;
 
-  viewable_class->default_icon_name = "gtk-paste";
+  viewable_class->default_icon_name = "edit-paste";
   viewable_class->get_size          = gimp_buffer_get_size;
   viewable_class->get_preview_size  = gimp_buffer_get_preview_size;
   viewable_class->get_popup_size    = gimp_buffer_get_popup_size;