Revert "Move innerHTML and outerHTML to Element"

Source/core/html/HTMLElement.cpp

Index: Source/core/html/HTMLElement.cpp
diff --git a/Source/core/html/HTMLElement.cpp b/Source/core/html/HTMLElement.cpp
index 2500b8a53596aa222e187172cb7312d9e698b7ca..c19dcfbdabac5421a8e86b27cbeba7a5527bbbd6 100644
--- a/Source/core/html/HTMLElement.cpp
+++ b/Source/core/html/HTMLElement.cpp
@@ -325,6 +325,64 @@ void HTMLElement::parseAttribute(const QualifiedName& name, const AtomicString&
     }
 }
 
+String HTMLElement::innerHTML() const
+{
+    return createMarkup(this, ChildrenOnly);
+}
+
+String HTMLElement::outerHTML() const
+{
+    return createMarkup(this);
+}
+
+void HTMLElement::setInnerHTML(const String& html, ExceptionState& es)
+{
+    if (RefPtr<DocumentFragment> fragment = createFragmentForInnerOuterHTML(html, this, AllowScriptingContent, "innerHTML", es)) {
+        ContainerNode* container = this;
+        if (hasLocalName(templateTag))
+            container = toHTMLTemplateElement(this)->content();
+        replaceChildrenWithFragment(container, fragment.release(), es);
+    }
+}
+
+static void mergeWithNextTextNode(PassRefPtr<Node> node, ExceptionState& es)
+{
+    ASSERT(node && node->isTextNode());
+    Node* next = node->nextSibling();
+    if (!next || !next->isTextNode())
+        return;
+
+    RefPtr<Text> textNode = toText(node.get());
+    RefPtr<Text> textNext = toText(next);
+    textNode->appendData(textNext->data());
+    if (textNext->parentNode()) // Might have been removed by mutation event.
+        textNext->remove(es);
+}
+
+void HTMLElement::setOuterHTML(const String& html, ExceptionState& es)
+{
+    Node* p = parentNode();
+    if (!p || !p->isHTMLElement()) {
+        es.throwUninformativeAndGenericDOMException(NoModificationAllowedError);
+        return;
+    }
+    RefPtr<HTMLElement> parent = toHTMLElement(p);
+    RefPtr<Node> prev = previousSibling();
+    RefPtr<Node> next = nextSibling();
+
+    RefPtr<DocumentFragment> fragment = createFragmentForInnerOuterHTML(html, parent.get(), AllowScriptingContent, "outerHTML", es);
+    if (es.hadException())
+        return;
+
+    parent->replaceChild(fragment.release(), this, es);
+    RefPtr<Node> node = next ? next->previousSibling() : 0;
+    if (!es.hadException() && node && node->isTextNode())
+        mergeWithNextTextNode(node.release(), es);
+
+    if (!es.hadException() && prev && prev->isTextNode())
+        mergeWithNextTextNode(prev.release(), es);
+}
+
 PassRefPtr<DocumentFragment> HTMLElement::textToFragment(const String& text, ExceptionState& es)
 {
     RefPtr<DocumentFragment> fragment = DocumentFragment::create(document());