1 files changed, 7 insertions, 2 deletions
diff --git a/src/core/custom_url_scheme_handler.h b/src/core/custom_url_scheme_handler.h
index dbcdf2a60..0079095d8 100644
--- a/src/core/custom_url_scheme_handler.h
+++ b/src/core/custom_url_scheme_handler.h
@@ -42,12 +42,14 @@
 #include <QtCore/QByteArray>
 #include <QtCore/QScopedPointer>
 
+QT_FORWARD_DECLARE_CLASS(QIODevice)
+
+namespace QtWebEngineCore {
+
 class BrowserContextAdapter;
 class CustomProtocolHandler;
 class URLRequestCustomJobDelegate;
 
-QT_FORWARD_DECLARE_CLASS(QIODevice)
-
 class QWEBENGINE_EXPORT CustomUrlSchemeHandler {
 public:
     explicit CustomUrlSchemeHandler(const QByteArray &);
@@ -63,4 +65,7 @@ private:
     QByteArray m_scheme;
 };
 
+
+} // namespace
+
 #endif // CUSTOM_URL_SCHEME_HANDLER_H_