[REG] Item inside maximized window gets wrong initial size on macOS

import QtQuick 2.6
import QtQuick.Window 2.2

Window {
    visible: true
    width: 640
    height: 480
    title: qsTr("Hello World")
    visibility: Window.Maximized

    Text {
        id: t
        text: "Big text"
        anchors.fill: parent
        font.pixelSize: 300
    }
}