[gthumb] save image: hightlight the Save command

[Paolo Bacchilega <paobac src gnome org>]

commit 79cfcefe2ec83398a08785042ccb5cc95014ea36
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Mon Aug 15 15:01:17 2016 +0200

    save image: hightlight the Save command

 extensions/image_viewer/gth-image-viewer-page.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/extensions/image_viewer/gth-image-viewer-page.c b/extensions/image_viewer/gth-image-viewer-page.c
index 287202b..3cd115b 100644
--- a/extensions/image_viewer/gth-image-viewer-page.c
+++ b/extensions/image_viewer/gth-image-viewer-page.c
@@ -1592,6 +1592,7 @@ gth_image_viewer_page_real_save_as (GthViewerPage *base,
        file_sel = gth_file_chooser_dialog_new (_("Save Image"),
                                                GTK_WINDOW (self->priv->browser),
                                                "image-saver");
+       _gtk_dialog_add_class_to_response (GTK_DIALOG (file_sel), GTK_RESPONSE_OK, 
GTK_STYLE_CLASS_SUGGESTED_ACTION);
 
        uri = g_file_get_uri (self->priv->file_data->file);
        gtk_file_chooser_set_uri (GTK_FILE_CHOOSER (file_sel), uri);