Remove unnecessary parentheses around language constructs in mysqli

Author: kamil-tekiela

ext/mysqli/tests/001.phpt

@@ -4,11 +4,11 @@ mysqli connect
 mysqli
 --SKIPIF--
 <?php
-require_once('skipifconnectfailure.inc');
+require_once 'skipifconnectfailure.inc';
 ?>
 --FILE--
 <?php
-    require_once("connect.inc");
+    require_once 'connect.inc';
 
     $test = "";
 

ext/mysqli/tests/002.phpt

@@ -4,11 +4,11 @@ mysqli bind_result 1
 mysqli
 --SKIPIF--
 <?php
-require_once('skipifconnectfailure.inc');
+require_once 'skipifconnectfailure.inc';
 ?>
 --FILE--
 <?php
-    require_once("connect.inc");
+    require_once 'connect.inc';
 
     /*** test mysqli_connect 127.0.0.1 ***/
     if (!$link = my_mysqli_connect($host, $user, $passwd, $db, $port, $socket))
@@ -49,7 +49,7 @@ require_once('skipifconnectfailure.inc');
 ?>
 --CLEAN--
 <?php
-require_once("connect.inc");
+require_once 'connect.inc';
 if (!$link = my_mysqli_connect($host, $user, $passwd, $db, $port, $socket))
    printf("[c001] [%d] %s\n", mysqli_connect_errno(), mysqli_connect_error());