Swing DnD does not work on Linux with JFileChooser, JTree, JTable and JList.

JDK/JRE tested: 1.8.0_b111 (32/64 bits)
OS/architecture: Ubuntu 12.04, Ubuntu 13.04, SuSE 11
Reproducible: Always
Is it a Regression: Yes. Worked in b109, but fails since b110
Is it a platform specific issue: Yes

To reproduce use attached file.