RefPtr<LegacyWebArchive> LegacyWebArchive::create(Frame& frame) { DocumentLoader* documentLoader = frame.loader().documentLoader(); if (!documentLoader) return nullptr; Vector<RefPtr<LegacyWebArchive>> subframeArchives; for (unsigned i = 0; i < frame.tree().childCount(); ++i) { if (RefPtr<LegacyWebArchive> childFrameArchive = create(*frame.tree().child(i))) subframeArchives.append(WTFMove(childFrameArchive)); } auto subresources = documentLoader->subresources(); return create(documentLoader->mainResource(), WTFMove(subresources), WTFMove(subframeArchives)); }