Designer: Remove unnecessary connect

It also connects to a signal that will be removed soon.

Change-Id: Ib5bbfb3d72d08280317069068d71ed08e5159d8f
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>
Reviewed-by: Jarek Kobus <jaroslaw.kobus@digia.com>
Reviewed-by: Eike Ziller <eike.ziller@digia.com>

src/plugins/designer/formeditorw.cpp

@@ -703,8 +703,6 @@ EditorData FormEditorW::createEditor(QWidget *parent)
     DesignerXmlEditorWidget *xmlEditor = new DesignerXmlEditorWidget(form, parent);
     TextEditor::TextEditorSettings::initializeEditor(xmlEditor);
     data.formWindowEditor = xmlEditor->designerEditor();
-    connect(data.widgetHost, SIGNAL(formWindowSizeChanged(int,int)),
-            xmlEditor, SIGNAL(changed()));
     connect(data.formWindowEditor->document(), SIGNAL(filePathChanged(QString,QString)),
             resourceHandler, SLOT(updateResources()));
     m_editorWidget->add(data);