Reduce includes

ext/strawberry-tagreader/tagreaderworker.h

@@ -20,15 +20,14 @@
 
 #include "config.h"
 
-#include <stddef.h>
-
 #include <QObject>
-#include <QIODevice>
 
 #include "core/messagehandler.h"
 #include "tagreader.h"
 #include "tagreadermessages.pb.h"
 
+class QIODevice;
+
 class TagReaderWorker : public AbstractMessageHandler<pb::tagreader::Message> {
 public:
   TagReaderWorker(QIODevice *socket, QObject *parent = nullptr);