Removed redundant interface.
diff --git a/org.eclipse.jface.text/src/org/eclipse/jface/text/source/LineNumberChangeRulerColumn.java b/org.eclipse.jface.text/src/org/eclipse/jface/text/source/LineNumberChangeRulerColumn.java
index 9fae343..3dc1de1 100644
--- a/org.eclipse.jface.text/src/org/eclipse/jface/text/source/LineNumberChangeRulerColumn.java
+++ b/org.eclipse.jface.text/src/org/eclipse/jface/text/source/LineNumberChangeRulerColumn.java
@@ -1,5 +1,5 @@
/*******************************************************************************
- * Copyright (c) 2000, 2008 IBM Corporation and others.
+ * Copyright (c) 2000, 2009 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
@@ -32,7 +32,7 @@
*
* @since 3.0
*/
-public final class LineNumberChangeRulerColumn extends LineNumberRulerColumn implements IVerticalRulerInfo, IVerticalRulerInfoExtension, IChangeRulerColumn, IRevisionRulerColumn, IRevisionRulerColumnExtension {
+public final class LineNumberChangeRulerColumn extends LineNumberRulerColumn implements IChangeRulerColumn, IRevisionRulerColumn, IRevisionRulerColumnExtension {
/** The ruler's annotation model. */
private IAnnotationModel fAnnotationModel;
/** <code>true</code> if changes should be displayed using character indications instead of background colors. */