[8u40] Review request for RT-38978: [ComboBox] Editable ComboBox doesn't handle IM events if it gets focus through focus traversal keys.

[Leif Samuelsson]

Hi Naoto and Jonathan,

Please review this fix for ComboBox and DatePicker.

Jira: https://javafx-jira.kenai.com/browse/RT-38978
Webrev: http://cr.openjdk.java.net/~leifs/rt38978/

Thanks,
Leif