[macosx] Deadlock in LWTextComponentPeer

This test usually hangs with deadlock:
closed/java/awt/TextComponent/DeselectionDuringDoSelectionNonVisibleTest/DeselectionDuringDoSelectionNonVisibleTest.html

Java stack information for the threads listed above:
===================================================
"AWT-EventQueue-0":
at sun.lwawt.LWComponentPeer$1.addDirtyRegion(LWComponentPeer.java:218)
- waiting to lock <0x00000001240618e0> (a java.awt.Component$AWTTreeLock)
at javax.swing.RepaintManager.addDirtyRegion(RepaintManager.java:447)
at javax.swing.JComponent.repaint(JComponent.java:4795)
at java.awt.Component.repaint(Component.java:3329)
at javax.swing.text.DefaultCaret.repaint(DefaultCaret.java:245)
- locked <0x00000001240facf8> (a com.apple.laf.AquaCaret)
at com.apple.laf.AquaCaret.damage(AquaCaret.java:181)
- locked <0x00000001240facf8> (a com.apple.laf.AquaCaret)
at javax.swing.text.DefaultCaret.repaintNewCaret(DefaultCaret.java:1320)
at javax.swing.text.DefaultCaret$1.run(DefaultCaret.java:1286)
at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:251)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:701)
at java.awt.EventQueue.access$000(EventQueue.java:102)
at java.awt.EventQueue$3.run(EventQueue.java:662)
at java.awt.EventQueue$3.run(EventQueue.java:660)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$1.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:671)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:244)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:163)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:151)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:147)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:139)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:97)
"AppletThread":
at javax.swing.text.DefaultCaret.repaint(DefaultCaret.java:244)
- waiting to lock <0x00000001240facf8> (a com.apple.laf.AquaCaret)
at javax.swing.text.DefaultCaret.changeCaretPosition(DefaultCaret.java:1260)
at javax.swing.text.DefaultCaret.handleMoveDot(DefaultCaret.java:1097)
at javax.swing.text.DefaultCaret.moveDot(DefaultCaret.java:1091)
at javax.swing.text.DefaultCaret.moveDot(DefaultCaret.java:1059)
at javax.swing.text.JTextComponent.moveCaretPosition(JTextComponent.java:1553)
at javax.swing.text.JTextComponent.select(JTextComponent.java:1923)
at sun.lwawt.LWTextComponentPeer.select(LWTextComponentPeer.java:151)
- locked <0x00000001240618e0> (a java.awt.Component$AWTTreeLock)
at java.awt.TextComponent.selectAll(TextComponent.java:481)
- locked <0x0000000124053a18> (a java.awt.TextField)
at DeselectionDuringDoSelectionNonVisibleTest.test(DeselectionDuringDoSelectionNonVisibleTest.java:50)
at DeselectionDuringDoSelectionNonVisibleTest.start(DeselectionDuringDoSelectionNonVisibleTest.java:34)
at com.sun.javatest.regtest.AppletWrapper$AppletRunnable.run(AppletWrapper.java:152)
at java.lang.Thread.run(Thread.java:722)

Found 1 deadlock.