QSortFilterProxyModel: port to PMF connects for performance reasons

BEFORE:
   0.21 msecs per iteration (total: 56, iterations: 256)
   801,946 CPU cycles per iteration (total: 801,946, iterations: 1)

AFTER:
   0.084 msecs per iteration (total: 87, iterations: 1024)
   300,259 CPU cycles per iteration (total: 300,259, iterations: 1)

Change-Id: I5b2703c217bb25e18f1d9f6a1eda19c60e1edcb0
Reviewed-by: Giuseppe D'Angelo <giuseppe.dangelo@kdab.com>

1 files changed, 0 insertions, 22 deletions

diff --git a/src/corelib/itemmodels/qsortfilterproxymodel.h b/src/corelib/itemmodels/qsortfilterproxymodel.h
index bbd829d731..9d5b2fac9f 100644
--- a/src/corelib/itemmodels/qsortfilterproxymodel.h
+++ b/src/corelib/itemmodels/qsortfilterproxymodel.h
@@ -172,28 +172,6 @@ Q_SIGNALS:
 private:
     Q_DECLARE_PRIVATE(QSortFilterProxyModel)
     Q_DISABLE_COPY(QSortFilterProxyModel)
-
-    Q_PRIVATE_SLOT(d_func(),
-                   void _q_sourceDataChanged(const QModelIndex &source_top_left, const QModelIndex &source_bottom_right,
-                                             const QList<int> &roles))
-    Q_PRIVATE_SLOT(d_func(), void _q_sourceHeaderDataChanged(Qt::Orientation orientation, int start, int end))
-    Q_PRIVATE_SLOT(d_func(), void _q_sourceAboutToBeReset())
-    Q_PRIVATE_SLOT(d_func(), void _q_sourceReset())
-    Q_PRIVATE_SLOT(d_func(), void _q_sourceLayoutAboutToBeChanged(const QList<QPersistentModelIndex> &sourceParents, QAbstractItemModel::LayoutChangeHint hint))
-    Q_PRIVATE_SLOT(d_func(), void _q_sourceLayoutChanged(const QList<QPersistentModelIndex> &sourceParents, QAbstractItemModel::LayoutChangeHint hint))
-    Q_PRIVATE_SLOT(d_func(), void _q_sourceRowsAboutToBeInserted(const QModelIndex &source_parent, int start, int end))
-    Q_PRIVATE_SLOT(d_func(), void _q_sourceRowsInserted(const QModelIndex &source_parent, int start, int end))
-    Q_PRIVATE_SLOT(d_func(), void _q_sourceRowsAboutToBeRemoved(const QModelIndex &source_parent, int start, int end))
-    Q_PRIVATE_SLOT(d_func(), void _q_sourceRowsRemoved(const QModelIndex &source_parent, int start, int end))
-    Q_PRIVATE_SLOT(d_func(), void _q_sourceRowsAboutToBeMoved(QModelIndex,int,int,QModelIndex,int))
-    Q_PRIVATE_SLOT(d_func(), void _q_sourceRowsMoved(QModelIndex,int,int,QModelIndex,int))
-    Q_PRIVATE_SLOT(d_func(), void _q_sourceColumnsAboutToBeInserted(const QModelIndex &source_parent, int start, int end))
-    Q_PRIVATE_SLOT(d_func(), void _q_sourceColumnsInserted(const QModelIndex &source_parent, int start, int end))
-    Q_PRIVATE_SLOT(d_func(), void _q_sourceColumnsAboutToBeRemoved(const QModelIndex &source_parent, int start, int end))
-    Q_PRIVATE_SLOT(d_func(), void _q_sourceColumnsRemoved(const QModelIndex &source_parent, int start, int end))
-    Q_PRIVATE_SLOT(d_func(), void _q_sourceColumnsAboutToBeMoved(QModelIndex,int,int,QModelIndex,int))
-    Q_PRIVATE_SLOT(d_func(), void _q_sourceColumnsMoved(QModelIndex,int,int,QModelIndex,int))
-    Q_PRIVATE_SLOT(d_func(), void _q_clearMapping())
 };
 
 QT_END_NAMESPACE