Delete one line

Summary: Delete one line which has no effect.

Test Plan: Open revision page to make sure it still works.

Reviewers: epriestley

Reviewed By: epriestley

CC: aran, epriestley

Differential Revision: 852

src/applications/differential/parser/changeset/DifferentialChangesetParser.php

@@ -1121,7 +1121,6 @@ class DifferentialChangesetParser {
         '<td colspan="4" class="show-more">'.
             'Context not available.'.
         '</td>');
-      $context_not_available = $context_not_available;
     }
 
     $html = array();