Remove unneeded abstract handle() method

system/Log/Handlers/BaseHandler.php

@@ -47,17 +47,6 @@ public function canHandle(string $level): bool
         return in_array($level, $this->handles, true);
     }
 
-    /**
-     * Handles logging the message.
-     * If the handler returns false, then execution of handlers
-     * will stop. Any handlers that have not run, yet, will not
-     * be run.
-     *
-     * @param string $level
-     * @param string $message
-     */
-    abstract public function handle($level, $message): bool;
-
     /**
      * Stores the date format to use while logging messages.
      */