[rotation] prevent ShutdownScreen from rotating

src/qml/ShutdownScreen.qml

 import QtQuick 2.0
 import QtQuick.Window 2.0
 import org.nemomobile.lipstick 0.1
+import ".."
 
 Rectangle {
     id: shutdownWindow
-    width: Screen.width
-    height: Screen.height
+    width: parent.width
+    height: parent.height
     color: "black"
     property bool shouldVisible
     opacity: shutdownScreen.windowVisible
 
+    GlacierRotation {
+        id: glacierRotation
+        rotationParent: shutdownWindow.parent
+    }
+
+    Connections {
+        target: shutdownScreen
+        onWindowVisibleChanged: {
+            if (shutdownScreen.windowVisible) {
+                glacierRotation.rotateRotationParent(nativeOrientation)
+            }
+        }
+    }
+
     Image {
         anchors.centerIn: parent
         source: shutdownMode ? "" : "image://theme/graphic-shutdown-logo"