Bug 1360559 - Adjust mouse position in test_bug348236.html. r=jmaher

MozReview-Commit-ID: 5yAZj0i07DA

layout/forms/test/test_bug348236.html

@@ -64,7 +64,7 @@ addLoadEvent(function test() {
         setTimeout(cont1, timeout)
         function cont1() {
             // Move the mouse over option 3 (90 = 3 (rows) * 24 (row height) + 18).
-            WinUtils.sendMouseEvent("mousemove", 355, 90, 0, 0, 0, true)
+            WinUtils.sendMouseEvent("mousemove", 355, 92, 0, 0, 0, true)
             setTimeout(cont2, timeout)
         }
         function cont2() {