HTMLDocument* DOMImplementation::createHTMLDocument(const String& title) { DocumentInit init = DocumentInit::fromContext(document().contextDocument()) .withRegistrationContext(document().registrationContext()); HTMLDocument* d = HTMLDocument::create(init); d->open(); d->write("<!doctype html><html><head></head><body></body></html>"); if (!title.isNull()) { HTMLHeadElement* headElement = d->head(); DCHECK(headElement); HTMLTitleElement* titleElement = HTMLTitleElement::create(*d); headElement->appendChild(titleElement); titleElement->appendChild(d->createTextNode(title), ASSERT_NO_EXCEPTION); } d->setSecurityOrigin(document().getSecurityOrigin()); d->setContextFeatures(document().contextFeatures()); return d; }