OS X: remove QPlastiqueStyle usage

apps/launcher/playpage.cpp

@@ -2,20 +2,11 @@
 
 #include <QListView>
 
-#ifdef Q_OS_MAC
-#include <QPlastiqueStyle>
-#endif
-
 Launcher::PlayPage::PlayPage(QWidget *parent) : QWidget(parent)
 {
     setObjectName ("PlayPage");
     setupUi(this);
 
-    // Hacks to get the stylesheet look properly
-#ifdef Q_OS_MAC
-    QPlastiqueStyle *style = new QPlastiqueStyle;
-    profilesComboBox->setStyle(style);
-#endif
     profilesComboBox->setView(new QListView());
 
     connect(profilesComboBox, SIGNAL(activated(int)), this, SIGNAL (signalProfileChanged(int)));