Revert QStringView port

QStringView has some bits of API that were only added in 5.15.2, whereas KF
requires 5.15.0.

This reverts commit 1780fb2a237af80ddc1f9cfb70cb892b53b91990.

1 files changed, 3 insertions, 2 deletions

diff --git a/src/gui/kconfigloaderhandler_p.h b/src/gui/kconfigloaderhandler_p.h
index 297e5462..bc199e0e 100644
--- a/src/gui/kconfigloaderhandler_p.h
+++ b/src/gui/kconfigloaderhandler_p.h
@@ -17,8 +17,9 @@ public:
 
     bool parse(QIODevice *input);
 
-    void startElement(const QStringView localName, const QXmlStreamAttributes &attrs);
-    void endElement(const QStringView localName);
+    bool startElement(const QStringRef &localName, const QXmlStreamAttributes &attrs);
+    bool endElement(const QStringRef &localName);
+    bool characters(const QStringRef &ch);
 
 private:
     void addItem();