Exception should not be ignored on appendChild in DOMImplementation::createHTMLDocument

Source/core/dom/DOMImplementation.cpp

Index: Source/core/dom/DOMImplementation.cpp
diff --git a/Source/core/dom/DOMImplementation.cpp b/Source/core/dom/DOMImplementation.cpp
index 8d766b7baaad357172280e8a564818440e43ea0d..2a6afbc32ac7065f2a978af1c4eb66c0aeb8cbb5 100644
--- a/Source/core/dom/DOMImplementation.cpp
+++ b/Source/core/dom/DOMImplementation.cpp
@@ -333,7 +333,7 @@ PassRefPtrWillBeRawPtr<HTMLDocument> DOMImplementation::createHTMLDocument(const
         ASSERT(headElement);
         RefPtrWillBeRawPtr<HTMLTitleElement> titleElement = HTMLTitleElement::create(*d);
         headElement->appendChild(titleElement);
-        titleElement->appendChild(d->createTextNode(title), IGNORE_EXCEPTION);
+        titleElement->appendChild(d->createTextNode(title), ASSERT_NO_EXCEPTION);
     }
     d->setSecurityOrigin(document().securityOrigin()->isolatedCopy());
     d->setContextFeatures(document().contextFeatures());