[rygel] core: Fix deprecated function calls

[Jens Georg <jensgeorg src gnome org>]

commit 3e0aea3decee4a22fae29b2163cc48865b8c9d71
Author: Jens Georg <mail jensge org>
Date:   Sun Apr 30 11:44:55 2017 +0200

    core: Fix deprecated function calls

 src/librygel-core/rygel-plugin-loader.vala |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/src/librygel-core/rygel-plugin-loader.vala b/src/librygel-core/rygel-plugin-loader.vala
index f61a7b3..7ffacb2 100644
--- a/src/librygel-core/rygel-plugin-loader.vala
+++ b/src/librygel-core/rygel-plugin-loader.vala
@@ -161,14 +161,14 @@ public class Rygel.PluginLoader : RecursiveModuleLoader {
             try {
                 var enabled = this.config.get_enabled (section);
                 if (!enabled) {
-                    if (section in plugin_hash) {
+                    if (plugin_hash.has_key(section)) {
                         plugin_hash[section].active = enabled;
                     }
                 } else {
-                    if (section in plugin_hash) {
+                    if (plugin_hash.has_key(section)) {
                         plugin_hash[section].active = enabled;
                     } else {
-                        if (section in available_plugins) {
+                        if (available_plugins.has_key(section)) {
                             this.load_module_from_info
                                 (available_plugins[section]);
                         }