removed useless fields in editor

Change-Id: I144355ee2ee248e52eeb952fd4a1b161e755acb0

plugins/org.eclipse.emf.parsley.editors.common/src/org/eclipse/emf/parsley/editors/EmfAbstractEditor.java

@@ -87,7 +87,6 @@
 import org.eclipse.jface.viewers.SelectionChangedEvent;
 import org.eclipse.jface.viewers.StructuredSelection;
 import org.eclipse.jface.viewers.StructuredViewer;
-import org.eclipse.jface.viewers.TreeViewer;
 import org.eclipse.jface.viewers.Viewer;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.custom.CTabFolder;
@@ -134,14 +133,6 @@ public abstract class EmfAbstractEditor extends MultiPageEditorPart implements
 
 	protected boolean saving = false;
 
-	/**
-	 * This is the content outline page's viewer. <!-- begin-user-doc --> <!--
-	 * end-user-doc -->
-	 * 
-	 * @generated
-	 */
-	protected TreeViewer contentOutlineViewer;
-
 	/**
 	 * This is the property sheet page. <!-- begin-user-doc --> <!--
 	 * end-user-doc -->
@@ -159,14 +150,6 @@ public abstract class EmfAbstractEditor extends MultiPageEditorPart implements
 	 */
 	protected StructuredViewer selectionViewer;
 
-	/**
-	 * This listens to which ever viewer is active. <!-- begin-user-doc --> <!--
-	 * end-user-doc -->
-	 * 
-	 * @generated
-	 */
-	protected ISelectionChangedListener selectionChangedListener;
-
 	/**
 	 * This keeps track of all the
 	 * {@link org.eclipse.jface.viewers.ISelectionChangedListener}s that are
@@ -1117,10 +1100,6 @@ protected boolean showOutlineView() {
 		return false;
 	}
 
-	public void setContentOutlineViewer(TreeViewer treeViewer) {
-		contentOutlineViewer = treeViewer;
-	}
-
 	@Override
 	public Viewer getViewer() {
 		return selectionViewer;

plugins/org.eclipse.emf.parsley.editors.common/src/org/eclipse/emf/parsley/editors/EmfEditorContentOutlinePage.java

@@ -39,7 +39,6 @@ public void createControl(Composite parent) {
 		super.createControl(parent);
 
 		TreeViewer contentOutlineViewer = getTreeViewer();
-		editor.setContentOutlineViewer(contentOutlineViewer);
 
 		// Set up the tree viewer.
 		viewerFactory.initialize(contentOutlineViewer,