Bug 987205: Bugzilla crashes because it tries to import a non-exported…

Bugzilla/Auth/Login.pm

@@ -9,7 +9,7 @@ package Bugzilla::Auth::Login;
 
 use 5.10.1;
 use strict;
-use fields qw(_login_token);
+use fields qw();
 
 # Determines whether or not a user can logout. It's really a subroutine,
 # but we implement it here as a constant. Override it in subclasses if

Bugzilla/Auth/Login/Cookie.pm

@@ -10,7 +10,8 @@ package Bugzilla::Auth::Login::Cookie;
 use 5.10.1;
 use strict;
 
-use parent qw(Bugzilla::Auth::Login);
+use base qw(Bugzilla::Auth::Login);
+use fields qw(_login_token);
 
 use Bugzilla::Constants;
 use Bugzilla::Util;

Bugzilla/Auth/Persist/Cookie.pm

@@ -15,8 +15,6 @@ use Bugzilla::Constants;
 use Bugzilla::Util;
 use Bugzilla::Token;
 
-use Bugzilla::Auth::Login::Cookie qw(login_token);
-
 use List::Util qw(first);
 
 sub new {