const the private pointer; fixme an odd bit of code

svn path=/trunk/KDE/kdebase/workspace/libs/plasma/; revision=693533

widgets/label.cpp

@@ -39,6 +39,8 @@ bool Label::hasHeightForWidth() const
 
 qreal Label::heightForWidth(qreal w) const
 {
+    Q_UNUSED(w);
+    //FIXME: this looks a bit odd?
     return 0;
 }
 

widgets/label.h

@@ -105,7 +105,7 @@ class PLASMA_EXPORT Label : public Plasma::Widget
 
     private:
         class Private;
-        Private *d;
+        Private * const d;
 };
 
 }