[127360] Renaming a file fails with a NullPointerException
diff --git a/bundles/org.eclipse.wst.xsd.ui/src-refactor/org/eclipse/wst/xsd/ui/internal/refactor/rename/ResourceRenameParticipant.java b/bundles/org.eclipse.wst.xsd.ui/src-refactor/org/eclipse/wst/xsd/ui/internal/refactor/rename/ResourceRenameParticipant.java
index 78c9932..ecb772f 100644
--- a/bundles/org.eclipse.wst.xsd.ui/src-refactor/org/eclipse/wst/xsd/ui/internal/refactor/rename/ResourceRenameParticipant.java
+++ b/bundles/org.eclipse.wst.xsd.ui/src-refactor/org/eclipse/wst/xsd/ui/internal/refactor/rename/ResourceRenameParticipant.java
@@ -53,6 +53,8 @@
 			IFile aFile = (IFile) element;
 			try {
 				IContentDescription description = aFile.getContentDescription();
+				if ( description == null )
+  				return false;
 				IContentType contentType = description.getContentType();
 				if(contentType != null){
 					if(XSD_CONTENT_TYPE_ID.equals(contentType.getId()) ||