Comment 2 for bug 1194114

StacktraceTop:
 DamageRegister (pDrawable=0x0, pDamage=0x7f098d25a9b0) at ../../../miext/damage/damage.c:1774
 xf86RotatePrepare (pScreen=0x7f098d00ae00) at ../../../../hw/xfree86/modes/xf86Rotate.c:171
 xf86RotateRedisplay (pScreen=0x7f098d00ae00) at ../../../../hw/xfree86/modes/xf86Rotate.c:192
 xf86RotateBlockHandler (pScreen=0x7f098d00ae00, pTimeout=0x7fffb2d05148, pReadmask=0x7f098c971ee0 <LastSelectMask>) at ../../../../hw/xfree86/modes/xf86Rotate.c:238
 BlockHandler (pTimeout=pTimeout@entry=0x7fffb2d05148, pReadmask=pReadmask@entry=0x7f098c971ee0 <LastSelectMask>) at ../../dix/dixutils.c:390