Fix missing consts

2 files changed, 4 insertions, 4 deletions

diff --git a/liblightdm-qt/QLightDM/greeter.h b/liblightdm-qt/QLightDM/greeter.h
index 487f7627..8d1b4006 100644
--- a/liblightdm-qt/QLightDM/greeter.h
+++ b/liblightdm-qt/QLightDM/greeter.h
@@ -43,7 +43,7 @@ public:
     QString timedLoginUser() const;
     int timedLoginDelay() const;
 
-    QString getHint(QString name) const;
+    QString getHint(const QString &name) const;
     QString defaultSessionHint() const;
     bool hideUsersHint() const;
     bool hasGuestAccountHint() const;
@@ -62,7 +62,7 @@ public slots:
     void authenticateAsGuest();
     void respond(const QString &response);
     void cancelAuthentication();
-    void setLanguage (QString language);
+    void setLanguage (const QString &language);
     bool startSessionSync(const QString &session=QString());
 
 signals:
diff --git a/liblightdm-qt/greeter.cpp b/liblightdm-qt/greeter.cpp
index ecb812e9..9a6b3c2d 100644
--- a/liblightdm-qt/greeter.cpp
+++ b/liblightdm-qt/greeter.cpp
@@ -293,7 +293,7 @@ QString Greeter::authenticationUser() const
     return d->authenticationUser;
 }
 
-void Greeter::setLanguage (QString language)
+void Greeter::setLanguage (const QString &language)
 {
     d->writeHeader(GREETER_MESSAGE_SET_LANGUAGE, stringLength(language));
     d->writeString (language);
@@ -456,7 +456,7 @@ void Greeter::onRead(int fd)
     free(message);
 }
 
-QString Greeter::getHint(QString name) const
+QString Greeter::getHint(const QString &name) const
 {
     return d->hints.value (name);
 }