[106426] Performance : need to delay class loading for DnD extension
diff --git a/bundles/org.eclipse.wst.sse.ui/src/org/eclipse/wst/sse/ui/StructuredTextEditor.java b/bundles/org.eclipse.wst.sse.ui/src/org/eclipse/wst/sse/ui/StructuredTextEditor.java
index 065486d..a7a506c 100644
--- a/bundles/org.eclipse.wst.sse.ui/src/org/eclipse/wst/sse/ui/StructuredTextEditor.java
+++ b/bundles/org.eclipse.wst.sse.ui/src/org/eclipse/wst/sse/ui/StructuredTextEditor.java
@@ -2059,7 +2059,7 @@
 	protected void initializeDrop(ITextViewer textViewer) {
 		int operations = DND.DROP_COPY | DND.DROP_MOVE;
 		fDropTarget = new DropTarget(textViewer.getTextWidget(), operations);
-		fDropAdapter = new ReadOnlyAwareDropTargetAdapter();
+		fDropAdapter = new ReadOnlyAwareDropTargetAdapter(true);
 		fDropAdapter.setTargetEditor(this);
 		fDropAdapter.setTargetIDs(getConfigurationPoints());
 		fDropAdapter.setTextViewer(textViewer);