Child popupmenu' left edge overlappes parent menu's arrow (when Windows LaF is used).

Parent menu must have a little bit wider right padding. Compare attached images - first is Java, second is Windows native popup menu.



    Testsuite name: Swing
    Product(s) tested: 6u51, 6u45, 7u21, 7u25
    OS/architecture: Win with Windows LaF

    Reproducible: Always
    Reproducible on machine: any
    Is it a Regression: No.
    Test result on the last GAed release for this train: Fail
  
    Is it a platform specific issue: Yes
    Is it a new (previously unsupported) OS/browser/mode testing: No

    Steps to reproduce:
k:/vmsqe/gtee/bin/ute run -harness tonga -component swing -jdk C:/jdk/jdk1.6.0_51b08 -env "BASEBUILD=C:/jdk/jdk1.6.0_45x32" -testbase K:/testsuites/170_user_ws/fox/ws/swing -testlist a -results . -keywords "manual"

Contents of "a" is:
Swing_JPopupMenu/Manual/PopupMenuLAFDemo execute_script "manual,PopupMenuLAFDemo"