Set accessibilityIdentifier on custom table section header view for UIAutomation
问题 How does one set an accessibility identifier on a custom section header view in a UITableView? For background, since logging the element tree of a table view inside UIAutomation produces a flat list of table cells (UIATableCell instances) intermingled with table group elements (UIATableGroup), being able to identify groups makes it easier to identify the cells that belong to those groups (since they are returned in order). If I set an accessibilityIdentifier explicitly on a custom view that