Squish: Handle sporadic missing visibility on Mac

Change-Id: I7e2694ced72ee836ad6c532f642914d802acb0c2
Reviewed-by: Robert Loehning <robert.loehning@digia.com>

tests/system/suite_general/tst_default_settings/test.py

@@ -105,7 +105,7 @@ def __iterateTree__(treeObj, additionalFunc, *additionalParameters):
             doneItems.append(itObj)
             if alreadyDone:
                 itObj = "%s occurrence='%d'}" % (itObj[:-1], alreadyDone + 1)
-            currentSelectedTreeItem = waitForObject(itObj, 3000)
+            currentSelectedTreeItem = findObject(itObj)
             mouseClick(currentSelectedTreeItem, 5, 5, 0, Qt.LeftButton)
             additionalFunc(indexName, *additionalParameters)
             currentSelectedTreeItem = None