refactor: NetworkPrivate (#5063)

Co-authored-by: Rasmus Karlsson <rasmus.karlsson@pajlada.com>

src/util/AbandonObject.hpp

@@ -0,0 +1,33 @@
+#pragma once
+
+#include <QObject>
+
+namespace chatterino {
+
+/// Guard to call `deleteLater` on a QObject when destroyed.
+class AbandonObject
+{
+public:
+    AbandonObject(QObject *obj)
+        : obj_(obj)
+    {
+    }
+
+    ~AbandonObject()
+    {
+        if (this->obj_)
+        {
+            this->obj_->deleteLater();
+        }
+    }
+
+    AbandonObject(const AbandonObject &) = delete;
+    AbandonObject(AbandonObject &&) = delete;
+    AbandonObject &operator=(const AbandonObject &) = delete;
+    AbandonObject &operator=(AbandonObject &&) = delete;
+
+private:
+    QObject *obj_;
+};
+
+}  // namespace chatterino