1 files changed, 3 insertions, 2 deletions
diff --git a/src/3rdparty/webkit/JavaScriptCore/runtime/UString.h b/src/3rdparty/webkit/JavaScriptCore/runtime/UString.h
index 0a53c50..ab64f52 100644
--- a/src/3rdparty/webkit/JavaScriptCore/runtime/UString.h
+++ b/src/3rdparty/webkit/JavaScriptCore/runtime/UString.h
@@ -366,12 +366,13 @@ namespace JSC {
         }
 
 #if PLATFORM(QT)
-        operator QString() const
+        operator QT_PREPEND_NAMESPACE(QString)() const
         {
+            QT_USE_NAMESPACE;
             return QString(reinterpret_cast<const QChar*>(this->data()), this->size());
         }
 
-        UString(const QString& str)
+        UString(const QT_PREPEND_NAMESPACE(QString)& str)
         {
             *this = JSC::UString(reinterpret_cast<const UChar*>(str.constData()), str.length());
         }