Skip regress-1969 in x64.

BUG=
TEST=

Review URL: https://chromiumcodereview.appspot.com/9455015

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@10815 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

test/mjsunit/mjsunit.status

@@ -66,7 +66,7 @@ debug-liveedit-check-stack: SKIP
 debug-liveedit-patch-positions-replace: SKIP
 
 # Test Crankshaft compilation time.  Expected to take too long in debug mode.
-regress/regress-1969: PASS, SKIP if $mode == debug
+regress/regress-1969: PASS, SKIP if ($mode == debug || $arch == x64)
 
 ##############################################################################
 [ $isolates ]