Bug 575543: [SourceEditor] Fix initial selection of linked rename
assists

Change-Id: I21cbc87160dbda90f5c229e623dc43d423721ed2
diff --git a/ltk/org.eclipse.statet.ltk.ui/src/org/eclipse/statet/ltk/ui/sourceediting/assist/LinkedNamesAssistProposal.java b/ltk/org.eclipse.statet.ltk.ui/src/org/eclipse/statet/ltk/ui/sourceediting/assist/LinkedNamesAssistProposal.java
index eb6faba..454c6b8 100644
--- a/ltk/org.eclipse.statet.ltk.ui/src/org/eclipse/statet/ltk/ui/sourceediting/assist/LinkedNamesAssistProposal.java
+++ b/ltk/org.eclipse.statet.ltk.ui/src/org/eclipse/statet/ltk/ui/sourceediting/assist/LinkedNamesAssistProposal.java
@@ -175,7 +175,7 @@
 				}
 			}
 			
-			viewer.setSelectedRange(selectionStartOffset, selectionStartOffset + selectionEndOffset);
+			viewer.setSelectedRange(selectionStartOffset, selectionEndOffset - selectionStartOffset);
 		}
 		catch (final BadLocationException e) {
 			StatusManager.getManager().handle(new Status(IStatus.ERROR, BUNDLE_ID, -1,