[dconf-editor] Remove function.

[Arnaud Bonatti <arnaudb src gnome org>]

commit 626d20ddf4f172e39f8e42959af6a3270f933ab7
Author: Arnaud Bonatti <arnaud bonatti gmail com>
Date:   Sat Jan 20 13:05:04 2018 +0100

    Remove function.

 editor/dconf-model.vala |    7 -------
 editor/pathbar.vala     |    4 ++--
 2 files changed, 2 insertions(+), 9 deletions(-)
---
diff --git a/editor/dconf-model.vala b/editor/dconf-model.vala
index 62c3771..aee2e88 100644
--- a/editor/dconf-model.vala
+++ b/editor/dconf-model.vala
@@ -365,13 +365,6 @@ public class SettingsModel : Object
         return ((!) dir).warning_multiple_schemas;
     }
 
-    public bool directory_is_ghost (string path)
-    {
-        if (path == "/")
-            return false;
-        return get_directory (path) == null;
-    }
-
     public string get_fallback_path (string path, out bool warning_multiple_schemas)
     {
         Directory? dir = get_directory (path);
diff --git a/editor/pathbar.vala b/editor/pathbar.vala
index 4a9be72..6ce1a82 100644
--- a/editor/pathbar.vala
+++ b/editor/pathbar.vala
@@ -57,7 +57,7 @@ public class PathBar : Box
                         complete_path += "/";
                         if (last_item != null)
                         {
-                            bool is_ghost = model.directory_is_ghost (complete_path);
+                            bool is_ghost = !(model.path_exists (complete_path));
                             set_is_ghost ((!) last_item, is_ghost);
                             last_item = null;
                             set_is_ghost (child, is_ghost);
@@ -110,7 +110,7 @@ public class PathBar : Box
                 foreach (string item in split [0:split.length - 1])
                 {
                     complete_path += item + "/";
-                    bool is_ghost = model.directory_is_ghost (complete_path);
+                    bool is_ghost = !(model.path_exists (complete_path));
                     set_is_ghost (add_path_bar_item (item, complete_path, true, !is_key_path && (index == 
split.length - 2)), is_ghost);
                     set_is_ghost (add_slash_label (), is_ghost);
                     index++;