Fix warning

org.fortiss.tooling.kernel.ui/trunk/src/org/fortiss/tooling/kernel/ui/internal/introspection/KISSViewerGUI.java

@@ -26,7 +26,6 @@ import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Display;
 import org.eclipse.swt.widgets.Text;
-import org.eclipse.swt.widgets.Tree;
 
 /**
  * GENERATED CODE (WindowBuilder)
@@ -56,7 +55,6 @@ public class KISSViewerGUI extends Composite {
 
 		treeViewer = new TreeViewer(horizontalSplitSash, SWT.SINGLE | SWT.BORDER);
 		treeViewer.setAutoExpandLevel(2);
-		Tree tree = treeViewer.getTree();
 
 		detailsScrolledComposite =
 				new ScrolledComposite(horizontalSplitSash, SWT.BORDER | SWT.H_SCROLL | SWT.V_SCROLL);