Startcenter: no need to set helpids manually (new widget layout)

Change-Id: If7a9f6f0538c33ec1eca3f33f23ad6a76908a98c
diff --git a/sfx2/source/dialog/backingwindow.cxx b/sfx2/source/dialog/backingwindow.cxx
index 60ce65f..fcfdfc2 100644
--- a/sfx2/source/dialog/backingwindow.cxx
+++ b/sfx2/source/dialog/backingwindow.cxx
@@ -135,19 +135,6 @@ BackingWindow::BackingWindow( Window* i_pParent ) :
    Reference<XDesktop2> xDesktop = Desktop::create( comphelper::getProcessComponentContext() );
    mxDesktopDispatchProvider = xDesktop;

    mpOpenButton->SetHelpId( ".HelpId:StartCenter:OpenButton" );
    mpTemplateButton->SetHelpId( ".HelpId:StartCenter:TemplateButton" );

    mpWriterAllButton->SetHelpId( ".HelpId:StartCenter:WriterButton" );
    mpCalcAllButton->SetHelpId( ".HelpId:StartCenter:CalcButton" );
    mpImpressAllButton->SetHelpId( ".HelpId:StartCenter:ImpressButton" );
    mpDrawAllButton->SetHelpId( ".HelpId:StartCenter:DrawButton" );
    mpDBAllButton->SetHelpId( ".HelpId:StartCenter:DBButton" );
    mpMathAllButton->SetHelpId( ".HelpId:StartCenter:MathButton" );

    mpHelpButton->SetHelpId(".HelpId:StartCenter:Info");
    mpExtensionsButton->SetHelpId(".HelpId:StartCenter:Extensions");

    // init background
    SetBackground();
}