anchor.diff:            new UserAccountsDrawerHeader(
               accountName: new Text(authHelper.currentUser != null
                   ? authHelper.currentUser.displayName
  -                : "Not logged in"),
  +                : "Pas connecté"),
               accountEmail: new Text(authHelper.currentUser != null
                   ? authHelper.currentUser.email
                   : ""),
  
positive.code:                 // The initial contents of the drawer.
                  new FadeTransition(
                    opacity: _drawerContentsOpacity,
                    child: new Column(
                      mainAxisSize: MainAxisSize.min,
                      crossAxisAlignment: CrossAxisAlignment.stretch,
                      children: <Widget>[
                        new ListTile(
                          leading: new CircleAvatar(child: new Text("E")),
                          title: new Text('Example item'),
                          onTap: null,
                        ),
                      ],
                    ),
                  ),
                  // The drawer's "details" view.
                  new SlideTransition(
  
negative.code:                         authHelper.currentUser == null
                              ? new ListTile(
                                  leading: const Icon(Icons.account_box),
                                  title: new Text('Connectez-vous avec google'),
                                  onTap: () {
                                    authHelper.signIn().then((success) {
                                      if (success) {
  