Give a name to the event handling thread

Change-Id: I5c6073bc1908e54bc5ae50d4b6b6044974f1ad60
Reviewed-by: Robin Burchell <robin+qt@viroteck.net>

src/plugins/platforms/wayland/qwaylanddisplay.cpp

@@ -118,6 +118,7 @@ QWaylandDisplay::QWaylandDisplay(QWaylandIntegration *waylandIntegration)
 
     mEventThreadObject = new QWaylandEventThread(0);
     mEventThread = new QThread(this);
+    mEventThread->setObjectName("QtWayland");
     mEventThreadObject->moveToThread(mEventThread);
     mEventThread->start();