https://codereview.qt-project.org/c/qt/qtwebengine-chromium/+/742007
--- a/src/3rdparty/chromium/third_party/dawn/src/tint/utils/rtti/traits.h
+++ b/src/3rdparty/chromium/third_party/dawn/src/tint/utils/rtti/traits.h
@@ -30,4 +30,5 @@
 
 #include <ostream>
+#include <sstream>
 #include <string>
 #include <tuple>