Merge "[Unfold animation] Move the dark scrim below" into tm-qpr-dev

                overlayContainer = builder.build()

                SurfaceControl.Transaction()

                    .setLayer(overlayContainer, Integer.MAX_VALUE)

                    .setLayer(overlayContainer, UNFOLD_OVERLAY_LAYER_Z_INDEX)

                    .show(overlayContainer)

                    .apply()

                this.isFolded = isFolded

            }

        )

    private companion object {

        private const val ROTATION_ANIMATION_OVERLAY_Z_INDEX = Integer.MAX_VALUE

        // Put the unfold overlay below the rotation animation screenshot to hide the moment

        // when it is rotated but the rotation of the other windows hasn't happen yet

        private const val UNFOLD_OVERLAY_LAYER_Z_INDEX = ROTATION_ANIMATION_OVERLAY_Z_INDEX - 1

    }

}