[gnome-desktop] thumbnail: Remove _has_uri() helper function

[Bastien Nocera <hadess src gnome org>]

commit 2470576276718b3a0bc69f74732762837e5cf7f0
Author: Bastien Nocera <hadess hadess net>
Date:   Wed Jan 17 15:26:20 2018 +0100

    thumbnail: Remove _has_uri() helper function
    
    Nothing in Debian uses it, which is a pretty good indicator that it's
    not actually needed:
    https://codesearch.debian.net/search?q=gnome_desktop_thumbnail_has_uri&page=1&perpkg=1

 libgnome-desktop/gnome-desktop-thumbnail.c |   23 -----------------------
 libgnome-desktop/gnome-desktop-thumbnail.h |    2 --
 2 files changed, 0 insertions(+), 25 deletions(-)
---
diff --git a/libgnome-desktop/gnome-desktop-thumbnail.c b/libgnome-desktop/gnome-desktop-thumbnail.c
index c16617b..ae1af54 100644
--- a/libgnome-desktop/gnome-desktop-thumbnail.c
+++ b/libgnome-desktop/gnome-desktop-thumbnail.c
@@ -1262,29 +1262,6 @@ gnome_desktop_thumbnail_path_for_uri (const char         *uri,
 }
 
 /**
- * gnome_desktop_thumbnail_has_uri:
- * @pixbuf: an loaded thumbnail pixbuf
- * @uri: a uri
- *
- * Returns whether the thumbnail has the correct uri embedded in the
- * Thumb::URI option in the png.
- *
- * Return value: TRUE if the thumbnail is for @uri
- *
- * Since: 2.2
- **/
-gboolean
-gnome_desktop_thumbnail_has_uri (GdkPixbuf          *pixbuf,
-                                const char         *uri)
-{
-  const char *thumb_uri;
-
-  thumb_uri = gdk_pixbuf_get_option (pixbuf, "tEXt::Thumb::URI");
-
-  return (g_strcmp0 (uri, thumb_uri) == 0);
-}
-
-/**
  * gnome_desktop_thumbnail_is_valid:
  * @pixbuf: an loaded thumbnail #GdkPixbuf
  * @uri: a uri
diff --git a/libgnome-desktop/gnome-desktop-thumbnail.h b/libgnome-desktop/gnome-desktop-thumbnail.h
index 96abb58..186534f 100644
--- a/libgnome-desktop/gnome-desktop-thumbnail.h
+++ b/libgnome-desktop/gnome-desktop-thumbnail.h
@@ -91,8 +91,6 @@ void                   gnome_desktop_thumbnail_factory_create_failed_thumbnail (
 
 
 /* Thumbnailing utils: */
-gboolean   gnome_desktop_thumbnail_has_uri           (GdkPixbuf          *pixbuf,
-                                                     const char         *uri);
 gboolean   gnome_desktop_thumbnail_is_valid          (GdkPixbuf          *pixbuf,
                                                      const char         *uri,
                                                      time_t              mtime);