/usr/share/eclipse/dropins/ is in eclipse-subclipse 1.8.16-3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/eclipse/dropins/subclipse/
/usr/share/eclipse/dropins/subclipse/eclipse/
/usr/share/eclipse/dropins/subclipse/eclipse/features/
/usr/share/eclipse/dropins/subclipse/eclipse/features/org.tigris.subversion.clientadapter.feature_1.8.3//
/usr/share/eclipse/dropins/subclipse/eclipse/features/org.tigris.subversion.clientadapter.feature_1.8.3/feature.properties
/usr/share/eclipse/dropins/subclipse/eclipse/features/org.tigris.subversion.clientadapter.feature_1.8.3/feature.xml
/usr/share/eclipse/dropins/subclipse/eclipse/features/org.tigris.subversion.clientadapter.feature_1.8.3/license.html
/usr/share/eclipse/dropins/subclipse/eclipse/features/org.tigris.subversion.clientadapter.javahl.feature_1.7.6//
/usr/share/eclipse/dropins/subclipse/eclipse/features/org.tigris.subversion.clientadapter.javahl.feature_1.7.6/feature.properties
/usr/share/eclipse/dropins/subclipse/eclipse/features/org.tigris.subversion.clientadapter.javahl.feature_1.7.6/feature.xml
/usr/share/eclipse/dropins/subclipse/eclipse/features/org.tigris.subversion.clientadapter.javahl.feature_1.7.6/license.html
/usr/share/eclipse/dropins/subclipse/eclipse/features/org.tigris.subversion.subclipse_1.8.16/
/usr/share/eclipse/dropins/subclipse/eclipse/features/org.tigris.subversion.subclipse_1.8.16/feature.properties
/usr/share/eclipse/dropins/subclipse/eclipse/features/org.tigris.subversion.subclipse_1.8.16/feature.xml
/usr/share/eclipse/dropins/subclipse/eclipse/features/org.tigris.subversion.subclipse_1.8.16/license.html
/usr/share/eclipse/dropins/subclipse/eclipse/features/org.tigris.subversion.subclipse_1.8.16/licenses//
/usr/share/eclipse/dropins/subclipse/eclipse/features/org.tigris.subversion.subclipse_1.8.16/licenses/Apache2.txt
/usr/share/eclipse/dropins/subclipse/eclipse/features/org.tigris.subversion.subclipse_1.8.16/licenses/Ganymed.txt
/usr/share/eclipse/dropins/subclipse/eclipse/features/org.tigris.subversion.subclipse_1.8.16/licenses/JavaHL.txt
/usr/share/eclipse/dropins/subclipse/eclipse/features/org.tigris.subversion.subclipse_1.8.16/licenses/SVNKit.txt
/usr/share/eclipse/dropins/subclipse/eclipse/features/org.tigris.subversion.subclipse_1.8.16/licenses/epl-v10.html
/usr/share/eclipse/dropins/subclipse/eclipse/features/org.tigris.subversion.subclipse_1.8.16/subclipse//
/usr/share/eclipse/dropins/subclipse/eclipse/features/org.tigris.subversion.subclipse_1.8.16/subclipse/changes.html
/usr/share/eclipse/dropins/subclipse/eclipse/plugins/
/usr/share/eclipse/dropins/subclipse/eclipse/plugins/org.apache.subversion.javahl_1.7.5.jar
/usr/share/eclipse/dropins/subclipse/eclipse/plugins/org.tigris.subversion.clientadapter.javahl_1.7.6.jar
/usr/share/eclipse/dropins/subclipse/eclipse/plugins/org.tigris.subversion.clientadapter_1.8.3.jar
/usr/share/eclipse/dropins/subclipse/eclipse/plugins/org.tigris.subversion.subclipse.core_1.8.16.jar
/usr/share/eclipse/dropins/subclipse/eclipse/plugins/org.tigris.subversion.subclipse.doc_1.3.0.jar
/usr/share/eclipse/dropins/subclipse/eclipse/plugins/org.tigris.subversion.subclipse.ui_1.8.15.jar
/usr/share/eclipse/dropins/subclipse/eclipse/plugins/org.tigris.subversion.svnclientadapter_1.6.12.jar