@@ -309,8 +309,8 @@ |
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| 309 | 309 | } |
| 310 | 310 | |
| 311 | 311 | /** |
| 312 | - * @param $commandString |
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| 313 | - * @return mixed |
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| 312 | + * @param null|string $commandString |
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| 313 | + * @return string |
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| 314 | 314 | */ |
| 315 | 315 | protected function _replaceScriptVars($commandString) |
| 316 | 316 | { |