/usr/share/eclipse/dropins/ is in eclipse-xsd 2.9.0-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/eclipse/dropins/xsd/
/usr/share/eclipse/dropins/xsd/eclipse/
/usr/share/eclipse/dropins/xsd/eclipse/features/
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.ecore.converter_2.8.0.dist/
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.ecore.converter_2.8.0.dist/epl-v10.html
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.ecore.converter_2.8.0.dist/feature.properties
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.ecore.converter_2.8.0.dist/feature.xml
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.ecore.converter_2.8.0.dist/license.html
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.edit_2.7.0.dist/
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.edit_2.7.0.dist/epl-v10.html
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.edit_2.7.0.dist/feature.properties
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.edit_2.7.0.dist/feature.xml
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.edit_2.7.0.dist/license.html
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.editor_2.7.0.dist/
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.editor_2.7.0.dist/epl-v10.html
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.editor_2.7.0.dist/feature.properties
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.editor_2.7.0.dist/feature.xml
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.editor_2.7.0.dist/license.html
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.mapping.editor_2.8.0.dist/
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.mapping.editor_2.8.0.dist/epl-v10.html
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.mapping.editor_2.8.0.dist/feature.properties
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.mapping.editor_2.8.0.dist/feature.xml
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.mapping.editor_2.8.0.dist/license.html
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.mapping_2.7.0.dist/
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.mapping_2.7.0.dist/epl-v10.html
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.mapping_2.7.0.dist/feature.properties
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.mapping_2.7.0.dist/feature.xml
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd.mapping_2.7.0.dist/license.html
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd_2.9.0.dist/
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd_2.9.0.dist/epl-v10.html
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd_2.9.0.dist/feature.properties
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd_2.9.0.dist/feature.xml
/usr/share/eclipse/dropins/xsd/eclipse/features/org.eclipse.xsd_2.9.0.dist/license.html
/usr/share/eclipse/dropins/xsd/eclipse/plugins/
/usr/share/eclipse/dropins/xsd/eclipse/plugins/org.eclipse.emf.mapping.xsd2ecore.editor_2.6.0.dist.jar
/usr/share/eclipse/dropins/xsd/eclipse/plugins/org.eclipse.emf.mapping.xsd2ecore_2.5.0.dist.jar
/usr/share/eclipse/dropins/xsd/eclipse/plugins/org.eclipse.xsd.ecore.converter_2.6.0.dist.jar
/usr/share/eclipse/dropins/xsd/eclipse/plugins/org.eclipse.xsd.ecore.exporter_2.5.0.dist.jar
/usr/share/eclipse/dropins/xsd/eclipse/plugins/org.eclipse.xsd.ecore.importer_2.7.0.dist.jar
/usr/share/eclipse/dropins/xsd/eclipse/plugins/org.eclipse.xsd.edit_2.6.0.dist.jar
/usr/share/eclipse/dropins/xsd/eclipse/plugins/org.eclipse.xsd.editor_2.6.0.dist.jar
/usr/share/eclipse/dropins/xsd/eclipse/plugins/org.eclipse.xsd.mapping.editor_2.7.0.dist.jar
/usr/share/eclipse/dropins/xsd/eclipse/plugins/org.eclipse.xsd.mapping_2.6.0.dist.jar
/usr/share/eclipse/dropins/xsd/eclipse/plugins/org.eclipse.xsd_2.9.0.dist.jar