[baobab] Avoid Vala deprecations

[Stefano Facchini <sfacchini src gnome org>]

commit 2f1f6a6abc55be1d054ab41264f4a099681e493f
Author: Stefano Facchini <stefano facchini gmail com>
Date:   Mon Apr 11 14:47:29 2016 +0200

    Avoid Vala deprecations

 src/baobab-application.vala |    4 ++--
 src/baobab-scanner.vala     |    2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/src/baobab-application.vala b/src/baobab-application.vala
index f39d3a4..0e004e7 100644
--- a/src/baobab-application.vala
+++ b/src/baobab-application.vala
@@ -51,8 +51,8 @@ namespace Baobab {
             return (Application) GLib.Application.get_default ();
         }
 
-        public HashTable<File, unowned File> get_excluded_locations () {
-            var excluded_locations = new HashTable<File, unowned File> (File.hash, File.equal);
+        public GenericSet<File> get_excluded_locations () {
+            var excluded_locations = new GenericSet<File> (File.hash, File.equal);
             excluded_locations.add (File.new_for_path ("/proc"));
             excluded_locations.add (File.new_for_path ("/sys"));
             excluded_locations.add (File.new_for_path ("/selinux"));
diff --git a/src/baobab-scanner.vala b/src/baobab-scanner.vala
index 9f6620a..1bf79e2 100644
--- a/src/baobab-scanner.vala
+++ b/src/baobab-scanner.vala
@@ -85,7 +85,7 @@ namespace Baobab {
         uint process_result_idle = 0;
 
         HardLink[] hardlinks;
-        HashTable<File, unowned File> excluded_locations;
+        GenericSet<File> excluded_locations;
 
         bool successful = false;