8143077: Deprecate InputEvent._MASK in favor of InputEvent._DOWN_MASK
Reviewed-by: prr, alexsch, azvegint, mchung, egahlin

8136998: JComboBox prevents wheel mouse scrolling of JScrollPane
Reviewed-by: serb, alexp

8133039: Provide public API to sun.swing.UIAction#isEnabled(Object)
Reviewed-by: serb, azvegint

8033069: mouse wheel scroll closes combobox popup
Reviewed-by: serb, alexsch

8078614: WindowsClassicLookAndFeel MetalComboBoxUI.getbaseLine fails with IllegalArgumentException
Reviewed-by: serb, azvegint, alexsch
Contributed-by: Victor Dyakov <victor.dyakov@oracle.com>

8054834: Modular Source Code
Reviewed-by: alanb, chegar, ihse, mduigou
Contributed-by: alan.bateman@oracle.com, alex.buckley@oracle.com, chris.hegarty@oracle.com, erik.joelsson@oracle.com, jonathan.gibbons@oracle.com, karen.kinnear@oracle.com, magnus.ihse.bursie@oracle.com, mandy.chung@oracle.com, mark.reinhold@oracle.com, paul.sandoz@oracle.com