Remove calls to no-op KNewFileMenu::setViewShowsHiddenFiles

The implementation doesn't do anything

src/dolphincontextmenu.cpp

@@ -197,7 +197,6 @@ void DolphinContextMenu::addDirectoryItemContextMenu()
     // set up 'Create New' menu
     DolphinNewFileMenu* newFileMenu = new DolphinNewFileMenu(m_mainWindow->actionCollection(), m_mainWindow);
     const DolphinView* view = m_mainWindow->activeViewContainer()->view();
-    newFileMenu->setViewShowsHiddenFiles(view->hiddenFilesShown());
     newFileMenu->checkUpToDate();
     newFileMenu->setPopupFiles(QList<QUrl>() << m_fileInfo.url());
     newFileMenu->setEnabled(selectedItemsProps.supportsWriting());
@@ -315,7 +314,6 @@ void DolphinContextMenu::openViewportContextMenu()
 
     // Set up and insert 'Create New' menu
     KNewFileMenu* newFileMenu = m_mainWindow->newFileMenu();
-    newFileMenu->setViewShowsHiddenFiles(view->hiddenFilesShown());
     newFileMenu->checkUpToDate();
     newFileMenu->setPopupFiles(QList<QUrl>() << m_baseUrl);
     addMenu(newFileMenu->menu());

src/dolphinmainwindow.cpp

@@ -647,14 +647,12 @@ void DolphinMainWindow::readProperties(const KConfigGroup& group)
 
 void DolphinMainWindow::updateNewMenu()
 {
-    m_newFileMenu->setViewShowsHiddenFiles(activeViewContainer()->view()->hiddenFilesShown());
     m_newFileMenu->checkUpToDate();
     m_newFileMenu->setPopupFiles(QList<QUrl>() << activeViewContainer()->url());
 }
 
 void DolphinMainWindow::createDirectory()
 {
-    m_newFileMenu->setViewShowsHiddenFiles(activeViewContainer()->view()->hiddenFilesShown());
     m_newFileMenu->setPopupFiles(QList<QUrl>() << activeViewContainer()->url());
     m_newFileMenu->createDirectory();
 }

src/dolphinpart.cpp

@@ -591,7 +591,6 @@ void DolphinPart::updateNewMenu()
 {
     // As requested by KNewFileMenu :
     m_newFileMenu->checkUpToDate();
-    m_newFileMenu->setViewShowsHiddenFiles(m_view->hiddenFilesShown());
     // And set the files that the menu apply on :
     m_newFileMenu->setPopupFiles(QList<QUrl>() << url());
 }
@@ -608,7 +607,6 @@ void DolphinPart::updateProgress(int percent)
 
 void DolphinPart::createDirectory()
 {
-    m_newFileMenu->setViewShowsHiddenFiles(m_view->hiddenFilesShown());
     m_newFileMenu->setPopupFiles(QList<QUrl>() << url());
     m_newFileMenu->createDirectory();
 }