Refactoring: Remove StyledMarkupAccumulator::appendString and add appendNewLine

Source/core/editing/StyledMarkupAccumulator.cpp

Index: Source/core/editing/StyledMarkupAccumulator.cpp
diff --git a/Source/core/editing/StyledMarkupAccumulator.cpp b/Source/core/editing/StyledMarkupAccumulator.cpp
index 5775f5c23354fd992678c9e8f27b204da0dd16cd..9806cffb54ad3e58eab27fa0ebd197f6149c64d2 100644
--- a/Source/core/editing/StyledMarkupAccumulator.cpp
+++ b/Source/core/editing/StyledMarkupAccumulator.cpp
@@ -50,11 +50,6 @@ StyledMarkupAccumulator::StyledMarkupAccumulator(EAbsoluteURLs shouldResolveURLs
 {
 }
 
-void StyledMarkupAccumulator::appendString(const String& str)
-{
-    m_result.append(str);
-}
-
 void StyledMarkupAccumulator::appendStartTag(Node& node)
 {
     appendStartMarkup(m_result, node);
@@ -215,7 +210,7 @@ void StyledMarkupAccumulator::wrapWithStyleNode(StylePropertySet* style)
     openTag.appendLiteral("\">");
     m_reversedPrecedingMarkup.append(openTag.toString());
 
-    appendString("</div>");
+    m_result.append("</div>");
 }
 
 String StyledMarkupAccumulator::takeResults()
@@ -268,4 +263,12 @@ bool StyledMarkupAccumulator::shouldAnnotate() const
     return m_shouldAnnotate == AnnotateForInterchange;
 }
 
+void StyledMarkupAccumulator::appendNewLine()

[yosin_UTC9, 2015/06/10 07:06:33]

s/NewLine/newline/
as "interchange Newline String" in below.

[hajimehoshi, 2015/06/10 07:16:30]

Done.

+{
+    // TODO(hajimehoshi): This is copied from
+    // StyledMarkupSerialize::createMarkup. Unify them.
+    DEFINE_STATIC_LOCAL(const String, interchangeNewlineString, ("<br class=\"" AppleInterchangeNewline "\">"));
+    m_result.append(interchangeNewlineString);
+}
+
 } // namespace blink