Properly polish QPopupMenu widgets

This relates to Bug 1489

src/kernel/qstyle.cpp

@@ -783,7 +783,7 @@ void QStyle::polish( QPalette&)
 */
 void QStyle::polishPopupMenu( QPopupMenu *pm ) {
 	const QStyleControlElementData &ceData = populateControlElementDataFromWidget(pm, QStyleOption());
-	unPolish(ceData, getControlElementFlagsForObject(pm, QStyleOption()), pm);
+	polish(ceData, getControlElementFlagsForObject(pm, QStyleOption()), pm);
 }
 
 /*!

src/widgets/qpopupmenu.cpp

@@ -1222,7 +1222,7 @@ QSize QPopupMenu::updateSize(bool force_update, bool do_resize)
 		continue;
 
 	    int itemh = itemHeight( mi );
-	    
+
 	    sz = style().sizeFromContents(QStyle::CT_PopupMenuItem, this,
 					  QSize(0, itemh), QStyleOption(mi,maxPMWidth));
 	    sz = sz.expandedTo(QSize(itemw, sz.height()));
@@ -1233,7 +1233,7 @@ QSize QPopupMenu::updateSize(bool force_update, bool do_resize)
 		y = contentsRect().y();
 		x +=itemw;
 	    }
-	    if ( mi->widget() ) 
+	    if ( mi->widget() )
 		mi->widget()->setGeometry( x, y, itemw, mi->widget()->height() );
 	    y += itemh;
 	}