Component components cannot have properties

import Qt 4.6
Component {
    property alias text: t.text
    Text { id: t; text: "hello" }
}

import Qt 4.6
GridView {
    MyDelegate {
        id: d
        text: "goodbye"
    }
    delegate: d
    model: 3
}

bug.qml:6:9: Cannot assign to non-existent property "text"
             text: "goodbye"

import Qt 4.6
Item {
    property alias text: t.text
    Text { id: t; text: "hello" }
}

import Qt 4.6
GridView {
    Component {
        id: d
        MyDelegate {
            text: "goodbye"
        }
    }
    delegate: d
    model: 3
}