Code Duplication    Length = 6-6 lines in 2 locations

lib/private/Memcache/Redis.php 2 locations

@@ 144-149 (lines=6) @@
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			$new = json_encode($new);
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		}
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		self::$cache->watch($this->getNamespace() . $key);
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		if ($this->get($key) === $old) {
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			$result = self::$cache->multi()
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				->set($this->getNamespace() . $key, $new)
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				->exec();
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			return ($result === false) ? false : true;
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		}
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		self::$cache->unwatch();
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		return false;
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	}
@@ 163-168 (lines=6) @@
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	 */
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	public function cad($key, $old) {
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		self::$cache->watch($this->getNamespace() . $key);
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		if ($this->get($key) === $old) {
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			$result = self::$cache->multi()
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				->del($this->getNamespace() . $key)
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				->exec();
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			return ($result === false) ? false : true;
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		}
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		self::$cache->unwatch();
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		return false;
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	}