Remove changeEvent(QEvent::LanguageChange) implementation

This was implemented only for a small set of widgets. It's unlikely that
we will ever have or even want a dynamic language selection, until then
this code is only dead freight.

Change-Id: I1bff4e1e89057786c0e5cb57225a508c5d390d9c
Reviewed-by: Eike Ziller <eike.ziller@digia.com>

src/plugins/git/gitorious/gitoriousprojectwidget.cpp

@@ -281,17 +281,5 @@ QSharedPointer<GitoriousProject> GitoriousProjectWidget::project() const
     return QSharedPointer<GitoriousProject>(new GitoriousProject);
 }
 
-void GitoriousProjectWidget::changeEvent(QEvent *e)
-{
-    QWidget::changeEvent(e);
-    switch (e->type()) {
-    case QEvent::LanguageChange:
-        ui->retranslateUi(this);
-        break;
-    default:
-        break;
-    }
-}
-
 } // namespace Internal
 } // namespace Gitorious