Use our OCP constants

lib/private/db/connection.php

@@ -31,6 +31,7 @@ use Doctrine\DBAL\Cache\QueryCacheProfile;
 use Doctrine\Common\EventManager;
 use OC\DB\QueryBuilder\ExpressionBuilder;
 use OC\DB\QueryBuilder\QueryBuilder;
+use OCP\DB\QueryBuilder\IQueryBuilder;
 use OCP\IDBConnection;
 use OCP\PreconditionNotMetException;
 
@@ -244,11 +245,11 @@ class Connection extends \Doctrine\DBAL\Connection implements IDBConnection {
 
 	private function getType($value) {
 		if (is_bool($value)) {
-			return \PDO::PARAM_BOOL;
+			return IQueryBuilder::PARAM_BOOL;
 		} else if (is_int($value)) {
-			return \PDO::PARAM_INT;
+			return IQueryBuilder::PARAM_INT;
 		} else {
-			return \PDO::PARAM_STR;
+			return IQueryBuilder::PARAM_STR;
 		}
 	}