Remove obsolete Windows hacks.

src/SocialWidget.cpp

@@ -242,9 +242,7 @@ SocialWidget::onGeometryUpdate()
 
     QPoint position( m_position - QPoint( size().width(), size().height() )
                      + QPoint( 2 + ARROW_HEIGHT * 3, 0 ) );
-#ifdef Q_OS_WIN
-    position.ry() -= 18/*margins I guess*/ + ARROW_HEIGHT;
-#endif
+
     if ( position != pos() )
     {
         move( position );

src/sourcetree/SourceTreeView.cpp

@@ -377,9 +377,6 @@ SourceTreeView::deletePlaylist( const QModelIndex& idxIn )
     PlaylistItem* item = itemFromIndex< PlaylistItem >( idx );
     playlist_ptr playlist = item->playlist();
     QPoint rightCenter = viewport()->mapToGlobal( visualRect( idx ).topRight() + QPoint( 0, visualRect( idx ).height() / 2 ) );
-#ifdef Q_OS_WIN
-    rightCenter = QApplication::activeWindow()->mapFromGlobal( rightCenter );
-#endif
 
     if ( playlist->hasCustomDeleter() )
     {