Remove CDATASection

Source/core/editing/MarkupAccumulator.cpp

Index: Source/core/editing/MarkupAccumulator.cpp
diff --git a/Source/core/editing/MarkupAccumulator.cpp b/Source/core/editing/MarkupAccumulator.cpp
index 018521e5947e24c00360b14aa4a20d7b78a07042..b76f9caa745bc1099e932d0dcb8a8ae594424cea 100644
--- a/Source/core/editing/MarkupAccumulator.cpp
+++ b/Source/core/editing/MarkupAccumulator.cpp
@@ -31,12 +31,12 @@
 #include "core/XLinkNames.h"
 #include "core/XMLNSNames.h"
 #include "core/XMLNames.h"
-#include "core/dom/CDATASection.h"
 #include "core/dom/Comment.h"
 #include "core/dom/Document.h"
 #include "core/dom/DocumentFragment.h"
 #include "core/dom/DocumentType.h"
 #include "core/dom/ProcessingInstruction.h"
+#include "core/dom/Text.h"
 #include "core/editing/Editor.h"
 #include "core/html/HTMLElement.h"
 #include "core/html/HTMLTemplateElement.h"
@@ -471,14 +471,6 @@ void MarkupAccumulator::appendAttribute(StringBuilder& result, const Element& el
     }
 }
 
-void MarkupAccumulator::appendCDATASection(StringBuilder& result, const String& section)
-{
-    // FIXME: CDATA content is not escaped, but XMLSerializer (and possibly other callers) should raise an exception if it includes "]]>".
-    result.appendLiteral("<![CDATA[");
-    result.append(section);
-    result.appendLiteral("]]>");
-}
-
 void MarkupAccumulator::appendStartMarkup(StringBuilder& result, Node& node, Namespaces* namespaces)
 {
     switch (node.nodeType()) {
@@ -502,9 +494,6 @@ void MarkupAccumulator::appendStartMarkup(StringBuilder& result, Node& node, Nam
     case Node::ELEMENT_NODE:
         appendElement(result, toElement(node), namespaces);
         break;
-    case Node::CDATA_SECTION_NODE:
-        appendCDATASection(result, toCDATASection(node).data());
-        break;
     case Node::ATTRIBUTE_NODE:
         ASSERT_NOT_REACHED();
         break;