6691503: Malicious applet can show always-on-top popup menu which has whole screen size
Summary: The fix for 6675802 is replaced by a try-catch clause that catches SequrityExceptions for applets.
Reviewed-by: alexp
6675802: Regression: heavyweight popups cause SecurityExceptions in applets
Summary: The problem code in Popup class is surrounded by AccessController.doPrivileged()
Reviewed-by: alexp
6612531: api/javax_swing/ScrollPaneLayout/index.html#xxxLayoutSize (ScrollPaneLayout2024) throws NPE
Summary: Added a check for the NPE
Reviewed-by: alexp