8057184: JCK8's api/javax_swing/JDesktopPane/descriptions.html#getset failed with GTKLookAndFeel on Linux and Solaris
Reviewed-by: ant, azvegint

Summary: updated files with 2011, 2012 and 2013 years according to the file's last updated date
Reviewed-by: tbell, lancea, chegar

Reviewed-by: art

Reviewed-by: anthony, alexsch

Reviewed-by: alexsch
Contributed-by: NDmitry Zinkevich <dmitry.zinkevich@oracle.com>

Reviewed-by: alexsch, alexp

Reviewed-by: anthony

Reviewed-by: xdono

Reviewed-by: malenkov

Reviewed-by: darcy, weijun

Summary: Update copyright for files that have been modified starting July 2008 to Dec 2008
Reviewed-by: katleman, ohair, tbell

Summary: Removed unnecessary castings and other warnings
Reviewed-by: malenkov