[9] Review request for 8075918: The regression-swing case failed as the long Tab titles are not clipped with dots at the end with the special options"-client -Dswing.defaultlaf=javax.swing.plaf.nimbus.NimbusLookAndFeel"

[Semyon Sadetsky]

Hello,

Please review fix for JDK9:
bug: https://bugs.openjdk.java.net/browse/JDK-8075918

webrev: http://cr.openjdk.java.net/~ssadetsky/8075918/webrev.00/

Title text clipping capability is added to the Synth L&F's tabbed pane 
UI to fix the issue.