Multiple icon themes!

Signed-off-by: TheKodeToad <TheKodeToad@proton.me>

launcher/Application.h

@@ -70,6 +70,7 @@ class TranslationsModel;
 class ITheme;
 class MCEditTool;
 class ThemeManager;
+class IconTheme;
 
 namespace Meta {
     class Index;
@@ -124,6 +125,8 @@ public:
 
     QList<ITheme*> getValidApplicationThemes();
 
+    QList<IconTheme*> getValidIconThemes();
+
     void setApplicationTheme(const QString& name);
 
     shared_qobject_ptr<ExternalUpdater> updater() {