Remove unnecessary implements statement

`AbstractCondition` already implements `ICondition`

diff --git a/wcfsetup/install/files/lib/system/condition/AbstractSingleFieldCondition.class.php b/wcfsetup/install/files/lib/system/condition/AbstractSingleFieldCondition.class.php
index 98e197bba13e4e5243d323bb9779e67ce55ef7a4..0c8c9f76270cc90002291ec18bdd7d67fd86e905 100644 (file)
--- a/wcfsetup/install/files/lib/system/condition/AbstractSingleFieldCondition.class.php
+++ b/wcfsetup/install/files/lib/system/condition/AbstractSingleFieldCondition.class.php
@@ -12,7 +12,7 @@ use wcf\system\WCF;
  * @subpackage system.condition
  * @category   Community Framework
  */
-abstract class AbstractSingleFieldCondition extends AbstractCondition implements ICondition {
+abstract class AbstractSingleFieldCondition extends AbstractCondition {
        /**
         * language item of the input element description
         * @var string