Avoid QHash::values()

Doing so will spare us from creating a temporary container just to
iterate over it.

Change-Id: Iab6aec0d83bfc168f12d2348909b053dfddf67a1
Reviewed-by: Simon Hausmann <simon.hausmann@theqtcompany.com>

1 files changed, 3 insertions, 6 deletions

diff --git a/src/qml/qml/qqmlmetatype.cpp b/src/qml/qml/qqmlmetatype.cpp
index b13009853e..13ec492c54 100644
--- a/src/qml/qml/qqmlmetatype.cpp
+++ b/src/qml/qml/qqmlmetatype.cpp
@@ -1914,14 +1914,11 @@ QList<QQmlType*> QQmlMetaType::qmlSingletonTypes()
     QMutexLocker lock(metaTypeDataLock());
     QQmlMetaTypeData *data = metaTypeData();
 
-    QList<QQmlType*> alltypes = data->nameToType.values();
     QList<QQmlType*> retn;
-    foreach (QQmlType* t, alltypes) {
-        if (t->isSingleton()) {
-            retn.append(t);
-        }
+    for (const auto type : qAsConst(data->nameToType)) {
+        if (type->isSingleton())
+            retn.append(type);
     }
-
     return retn;
 }