Fix memory leaks

src/core/utilities.cpp

@@ -60,9 +60,6 @@
 #include <QtEvents>
 #include <QMessageBox>
 #include <QtDebug>
-#ifdef HAVE_TRANSLATIONS
-#  include <QTranslator>
-#endif
 
 #ifdef Q_OS_LINUX
 #  include <unistd.h>
@@ -101,10 +98,6 @@
 #  include "scoped_cftyperef.h"
 #endif
 
-#ifdef HAVE_TRANSLATIONS
-#  include "potranslator.h"
-#endif
-
 namespace Utilities {
 
 static QString tr(const char *str) {
@@ -821,29 +814,6 @@ QString UnicodeToAscii(const QString &unicode) {
 
 }
 
-#ifdef HAVE_TRANSLATIONS
-
-QString SystemLanguageName() {
-
-  QString system_language = QLocale::system().uiLanguages().empty() ? QLocale::system().name() : QLocale::system().uiLanguages().first();
-  // uiLanguages returns strings with "-" as separators for language/region; however QTranslator needs "_" separators
-  system_language.replace("-", "_");
-
-  return system_language;
-
-}
-
-void LoadTranslation(const QString &prefix, const QString &path, const QString &language) {
-
-  QTranslator *t = new PoTranslator;
-  if (t->load(prefix + "_" + language, path))
-    QCoreApplication::installTranslator(t);
-  else
-    delete t;
-
-}
-#endif
-
 }  // namespace Utilities
 
 ScopedWCharArray::ScopedWCharArray(const QString &str)