Fixed another error. It should be $file here, instead of $filename

Conflicts:
	PHPCtags.class.php

Author: markwu

PHPCtags.class.php

@@ -456,9 +456,9 @@ private function process($file)
             }
         } else {
             try {
-                    $this->process_single_file($filename);
+                $this->process_single_file($file);
             } catch(Exception $e) {
-                echo "PHPParser: {$e->getMessage()} - {$filename}".PHP_EOL;
+                echo "PHPParser: {$e->getMessage()} - {$file}".PHP_EOL;
             }
         }
     }