Core: Clean up some ancient, unused code in FancyTabWidget

Change-Id: I4b24522028c8184f39bd05d54644fee0fba3b434
Reviewed-by: Eike Ziller <eike.ziller@qt.io>

src/plugins/coreplugin/fancytabwidget.cpp

@@ -48,9 +48,6 @@ using namespace Core;
 using namespace Internal;
 using namespace Utils;
 
-const int FancyTabBar::m_rounding = 22;
-const int FancyTabBar::m_textPadding = 4;
-
 static const int kMenuButtonWidth = 16;
 
 void FancyTab::fadeIn()
@@ -81,18 +78,12 @@ FancyTabBar::FancyTabBar(QWidget *parent)
     m_hoverIndex = -1;
     m_currentIndex = -1;
     setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Expanding);
-    setStyle(QStyleFactory::create(QLatin1String("windows")));
-    setMinimumWidth(qMax(2 * m_rounding, 40));
+    setMinimumWidth(44);
     setAttribute(Qt::WA_Hover, true);
     setFocusPolicy(Qt::NoFocus);
     setMouseTracking(true); // Needed for hover events
 }
 
-FancyTabBar::~FancyTabBar()
-{
-    delete style();
-}
-
 QSize FancyTabBar::tabSizeHint(bool minimum) const
 {
     QFont boldFont(font());

src/plugins/coreplugin/fancytabwidget.h

@@ -74,7 +74,6 @@ class FancyTabBar : public QWidget
 
 public:
     FancyTabBar(QWidget *parent = 0);
-    ~FancyTabBar();
 
     bool event(QEvent *event);
 
@@ -122,8 +121,6 @@ signals:
     void menuTriggered(int index, QMouseEvent *event);
 
 private:
-    static const int m_rounding;
-    static const int m_textPadding;
     QRect m_hoverRect;
     int m_hoverIndex;
     int m_currentIndex;