Fixed a bug where the mark state of a switched dupe would not be refreshed immediately on Make Selected Reference.

--HG--
extra : convert_revision : svn%3Ac306627e-7827-47d3-bdf0-9a457c9553a1/trunk%40238

base/cocoa/ResultWindow.m

@@ -440,6 +440,7 @@ http://www.hardcoded.net/licenses/hs_license
 - (void)resultsUpdated:(NSNotification *)aNotification
 {
 	[matches invalidateBuffers];
+    [matches invalidateMarkings];
 }
 
 - (BOOL)validateToolbarItem:(NSToolbarItem *)theItem