Drop KDE5Filepicker::getDisplayDirectory

Base class's 'Qt5FilePicker::getDisplayDirectory'
does the same.

Change-Id: I835603848736a328d0cf63b0bdc87895761e229c
Reviewed-on: https://gerrit.libreoffice.org/68049
Tested-by: Jenkins
Reviewed-by: Katarina Behrens <Katarina.Behrens@cib.de>
(cherry picked from commit d5ac5eb5)
Reviewed-on: https://gerrit.libreoffice.org/72646

vcl/unx/kde5/KDE5FilePicker.hxx

@@ -76,9 +76,6 @@ public:
     // XExecutableDialog functions
     virtual sal_Int16 SAL_CALL execute() override;
 
-    // XFilePicker functions
-    virtual OUString SAL_CALL getDisplayDirectory() override;
-
     // XFilterManager functions
     virtual void SAL_CALL appendFilter(const OUString& rTitle, const OUString& rFilter) override;
     virtual void SAL_CALL setCurrentFilter(const OUString& rTitle) override;
@@ -136,7 +133,6 @@ protected:
 
 Q_SIGNALS:
     sal_Int16 executeSignal();
-    OUString getDisplayDirectorySignal();
     OUString getDirectorySignal();
     void setValueSignal(sal_Int16 nControlId, sal_Int16 nControlAction,
                         const css::uno::Any& rValue);
@@ -151,7 +147,6 @@ Q_SIGNALS:
     OUString getCurrentFilterSignal();
 
 private Q_SLOTS:
-    OUString getDisplayDirectorySlot() { return implGetDirectory(); }
     OUString getDirectorySlot() { return implGetDirectory(); }
     void setValueSlot(sal_Int16 nControlId, sal_Int16 nControlAction, const css::uno::Any& rValue)
     {

vcl/unx/kde5/KDE5FilePicker2.cxx

@@ -101,9 +101,6 @@ KDE5FilePicker::KDE5FilePicker(QFileDialog::FileMode eMode)
     connect(this, &KDE5FilePicker::executeSignal, this, &KDE5FilePicker::execute,
             Qt::BlockingQueuedConnection);
 
-    // XFilePicker
-    connect(this, &KDE5FilePicker::getDisplayDirectorySignal, this,
-            &KDE5FilePicker::getDisplayDirectorySlot, Qt::BlockingQueuedConnection);
     // XFolderPicker
     connect(this, &KDE5FilePicker::getDirectorySignal, this, &KDE5FilePicker::getDirectorySlot,
             Qt::BlockingQueuedConnection);
@@ -153,17 +150,6 @@ sal_Int16 SAL_CALL KDE5FilePicker::execute()
     return m_pFileDialog->exec() == QFileDialog::Accepted ? 1 : 0;
 }
 
-OUString SAL_CALL KDE5FilePicker::getDisplayDirectory()
-{
-    if (qApp->thread() != QThread::currentThread())
-    {
-        SolarMutexReleaser aReleaser;
-        return Q_EMIT getDisplayDirectorySignal();
-    }
-
-    return implGetDirectory();
-}
-
 // XFilterManager
 void SAL_CALL KDE5FilePicker::appendFilter(const OUString& title, const OUString& filter)
 {