Fix ScriptEngine::PropertyCacheKey1.7

The members of this class must not be references, as its objects are not
temporary.

Change-Id: I9bd4263079a365f5ffda606d8c8db27b370a1a24
Reviewed-by: Joerg Bornemann <joerg.bornemann@qt.io>

1 files changed, 3 insertions, 3 deletions

diff --git a/src/lib/corelib/language/scriptengine.h b/src/lib/corelib/language/scriptengine.h
index 837ba4cd3..56cc58b9e 100644
--- a/src/lib/corelib/language/scriptengine.h
+++ b/src/lib/corelib/language/scriptengine.h
@@ -173,9 +173,9 @@ private:
         PropertyCacheKey(const QString &moduleName, const QString &propertyName,
                          const PropertyMapConstPtr &propertyMap);
     private:
-        const QString &m_moduleName;
-        const QString &m_propertyName;
-        const PropertyMapConstPtr &m_propertyMap;
+        const QString m_moduleName;
+        const QString m_propertyName;
+        const PropertyMapConstPtr m_propertyMap;
 
         friend bool operator==(const PropertyCacheKey &lhs, const PropertyCacheKey &rhs);
         friend uint qHash(const ScriptEngine::PropertyCacheKey &k, uint seed);