| Index: Source/web/WebPageSerializer.cpp | 
| diff --git a/Source/web/WebPageSerializer.cpp b/Source/web/WebPageSerializer.cpp | 
| index ac543d6b2c368cefdac827f7c9f1d0be2be9777d..8640a29b45ceedc24edd50bded8cef4ad32ef47f 100644 | 
| --- a/Source/web/WebPageSerializer.cpp | 
| +++ b/Source/web/WebPageSerializer.cpp | 
| @@ -113,7 +113,7 @@ void retrieveResourcesForElement(Element* element, | 
| if ((element->hasTagName(HTMLNames::iframeTag) || element->hasTagName(HTMLNames::frameTag) | 
| || element->hasTagName(HTMLNames::objectTag) || element->hasTagName(HTMLNames::embedTag)) | 
| && element->isFrameOwnerElement()) { | 
| -        if (LocalFrame* frame = toHTMLFrameOwnerElement(element)->contentFrame()) { | 
| +        if (LocalFrame* frame = toLocalFrame(toHTMLFrameOwnerElement(element)->contentFrame())) { | 
| if (!visitedFrames->contains(frame)) | 
| framesToVisit->append(frame); | 
| return; | 
|  |