The zip file contains the source code to demo the issue.
org.eclipse.e4.ui.examples.css.rcp_treecssissue.7z (application/octet-stream), 99.24 KB, created by Page CLA on 2020-11-03 15:51:15 EST
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Creator: Page CLA
Created: 2020-11-03 15:51:15 EST
Size: 99.24 KB

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Attachments on bug 568512: 284654 | 284655 | 284656