4685768: A11y issue - Focus set to disabled component, can't Tab/Shift-Tab
Summary: The restore-focus procedure should skip disabled components.
Reviewed-by: art, dcherepanov
a61af66fc99eb5ec9d50c05b0c599757b1289ceb jdk7-b24
7836be3e92d0a4f9ee7566f602c91f5609534e66 jdk7-b25
ad0b851458ff9d1d490ed2d79bb84f75a9fdb753 jdk7-b26
e3d2692f8442e2d951166dc9bd9a330684754438 jdk7-b27