/usr/share/eclipse/dropins/ is in eclipse-emf-sdk 2.8.3-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/eclipse/dropins/emf-sdk/
/usr/share/eclipse/dropins/emf-sdk/eclipse/
/usr/share/eclipse/dropins/emf-sdk/eclipse/features/
/usr/share/eclipse/dropins/emf-sdk/eclipse/features/org.eclipse.emf.doc_2.7.0.dist/
/usr/share/eclipse/dropins/emf-sdk/eclipse/features/org.eclipse.emf.doc_2.7.0.dist/eclipse_update_120.jpg
/usr/share/eclipse/dropins/emf-sdk/eclipse/features/org.eclipse.emf.doc_2.7.0.dist/epl-v10.html
/usr/share/eclipse/dropins/emf-sdk/eclipse/features/org.eclipse.emf.doc_2.7.0.dist/feature.properties
/usr/share/eclipse/dropins/emf-sdk/eclipse/features/org.eclipse.emf.doc_2.7.0.dist/feature.xml
/usr/share/eclipse/dropins/emf-sdk/eclipse/features/org.eclipse.emf.doc_2.7.0.dist/license.html
/usr/share/eclipse/dropins/emf-sdk/eclipse/features/org.eclipse.emf.sdk_2.8.3.dist/
/usr/share/eclipse/dropins/emf-sdk/eclipse/features/org.eclipse.emf.sdk_2.8.3.dist/eclipse_update_120.jpg
/usr/share/eclipse/dropins/emf-sdk/eclipse/features/org.eclipse.emf.sdk_2.8.3.dist/epl-v10.html
/usr/share/eclipse/dropins/emf-sdk/eclipse/features/org.eclipse.emf.sdk_2.8.3.dist/feature.properties
/usr/share/eclipse/dropins/emf-sdk/eclipse/features/org.eclipse.emf.sdk_2.8.3.dist/feature.xml
/usr/share/eclipse/dropins/emf-sdk/eclipse/features/org.eclipse.emf.sdk_2.8.3.dist/license.html
/usr/share/eclipse/dropins/emf-sdk/eclipse/features/org.eclipse.emf.source_2.8.3.dist/
/usr/share/eclipse/dropins/emf-sdk/eclipse/features/org.eclipse.emf.source_2.8.3.dist/epl-v10.html
/usr/share/eclipse/dropins/emf-sdk/eclipse/features/org.eclipse.emf.source_2.8.3.dist/feature.properties
/usr/share/eclipse/dropins/emf-sdk/eclipse/features/org.eclipse.emf.source_2.8.3.dist/feature.xml
/usr/share/eclipse/dropins/emf-sdk/eclipse/features/org.eclipse.emf.source_2.8.3.dist/license.html
/usr/share/eclipse/dropins/emf-sdk/eclipse/plugins/
/usr/share/eclipse/dropins/emf-sdk/eclipse/plugins/org.eclipse.emf.cheatsheets_2.5.0.dist.jar
/usr/share/eclipse/dropins/emf-sdk/eclipse/plugins/org.eclipse.emf.doc_2.6.0.dist.jar
/usr/share/eclipse/dropins/emf-sdk/eclipse/plugins/org.eclipse.emf.example.installer_1.2.0.dist.jar
/usr/share/eclipse/dropins/emf-sdk/eclipse/plugins/org.eclipse.emf.source_2.8.3.dist/
/usr/share/eclipse/dropins/emf-sdk/eclipse/plugins/org.eclipse.emf.source_2.8.3.dist/META-INF/
/usr/share/eclipse/dropins/emf-sdk/eclipse/plugins/org.eclipse.emf.source_2.8.3.dist/META-INF/MANIFEST.MF
/usr/share/eclipse/dropins/emf-sdk/eclipse/plugins/org.eclipse.emf.source_2.8.3.dist/plugin.xml