issue #11708 Remove no password warning

The empty password has to be enabled by AllowNoPassword, so user should
know what he is doing. Showing this warning every time doesn't bring any
additional security.

Signed-off-by: Michal Čihař <michal@cihar.com>

ChangeLog

@@ -20,6 +20,7 @@ phpMyAdmin - ChangeLog
 - issue #11702 Extraneous message after edit + grid-edit
 - issue #11668 Table header is empty with browsing an empty table
 + issue #11701 Allow changing parameter order of routines
+- issue #11708 Remove no password warning
 
 4.5.3.0 (not yet released)
 - issue #11664 Online syntax verifier bug - "IF" on SELECT statement

index.php

@@ -448,25 +448,6 @@ echo '</div>';
 
 echo '</div>';
 
-/**
- * Warning if using the default MySQL privileged account
- */
-if ($server != 0
-    && $cfg['Server']['user'] == 'root'
-    && $cfg['Server']['password'] == ''
-) {
-    trigger_error(
-        __(
-            'You are connected as \'root\' with no password, which'
-            . ' corresponds to the default MySQL privileged account.'
-            . ' Your MySQL server is running with this default, is open to'
-            . ' intrusion, and you really should fix this security hole by'
-            . ' setting a password for user \'root\'.'
-        ),
-        E_USER_WARNING
-    );
-}
-
 /**
  * As we try to handle charsets by ourself, mbstring overloads just
  * break it, see bug 1063821.