Intel: Brief blanking of external screen when querying xrandr 1.2

[Vedran Rodic]

> Please try out the current master -- it shouldn't show a TV out for this
> machine any longer.

Actually my is X60s, not X61s, so this patch to current master fixes it.

diff --git a/src/i830_quirks.c b/src/i830_quirks.c
index 3176cd4..89fb11e 100644
--- a/src/i830_quirks.c
+++ b/src/i830_quirks.c
@@ -57,8 +57,8 @@ static void quirk_mac_mini (I830Ptr pI830)
 static i830_quirk i830_quirk_list[] = {
     /* Lenovo T61 has no TV output */
     { PCI_CHIP_I965_GM, 0x17aa, 0x20b5, quirk_ignore_tv },
-    /* Lenovo X61s has no TV output */
-    { PCI_CHIP_I965_GM, 0x17aa, 0x201a, quirk_ignore_tv },
+    /* Lenovo X60s has no TV output */
+    { PCI_CHIP_I945_GM, 0x17aa, 0x201a, quirk_ignore_tv },
     /* Panasonic Toughbook CF-Y4 has no TV output */
     { PCI_CHIP_I915_GM, 0x10f7, 0x8338, quirk_ignore_tv },
     /* Lenovo 3000 v200 */