Move StyledMarkupAccumulator::shouldApplyWrappingStyle to its serializer

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 66a58e71a528c78a881424db553b44f07b2f7889..77b3fca6bcc7f14121ee44d026634c229ab2f7c5 100644
--- a/Source/core/editing/StyledMarkupAccumulator.cpp
+++ b/Source/core/editing/StyledMarkupAccumulator.cpp
@@ -61,11 +61,6 @@ StyledMarkupAccumulator::StyledMarkupAccumulator(EAbsoluteURLs shouldResolveURLs
 {
 }
 
-void StyledMarkupAccumulator::appendStartTag(Node& node)
-{
-    appendStartMarkup(node);
-}
-
 void StyledMarkupAccumulator::appendEndTag(const Element& element)
 {
     appendEndMarkup(m_result, element);
@@ -73,20 +68,7 @@ void StyledMarkupAccumulator::appendEndTag(const Element& element)
 
 void StyledMarkupAccumulator::appendStartMarkup(Node& node)
 {
-    switch (node.nodeType()) {
-    case Node::TEXT_NODE:
-        appendText(toText(node));
-        break;
-    case Node::ELEMENT_NODE: {
-        Element& element = toElement(node);
-        RefPtrWillBeRawPtr<EditingStyle> style = createInlineStyle(element);
-        appendElement(element, style);
-        break;
-    }
-    default:
-        m_formatter.appendStartMarkup(m_result, node, nullptr);
-        break;
-    }
+    m_formatter.appendStartMarkup(m_result, node, nullptr);
 }
 
 void StyledMarkupAccumulator::appendEndMarkup(StringBuilder& result, const Element& element)
@@ -96,64 +78,46 @@ void StyledMarkupAccumulator::appendEndMarkup(StringBuilder& result, const Eleme
 
 void StyledMarkupAccumulator::appendText(Text& text)
 {
-    appendText(m_result, text);
+    const String& str = text.data();
+    unsigned length = str.length();
+    unsigned start = 0;
+    if (m_end.isNotNull()) {
+        if (text == m_end.text())
+            length = m_end.offset();
+    }
+    if (m_start.isNotNull()) {
+        if (text == m_start.text()) {
+            start = m_start.offset();
+            length -= start;
+        }
+    }
+    MarkupFormatter::appendCharactersReplacingEntities(m_result, str, start, length, m_formatter.entityMaskForText(text));
 }
 
-void StyledMarkupAccumulator::appendText(StringBuilder& out, Text& text)
+void StyledMarkupAccumulator::appendTextWithInlineStyle(Text& text, PassRefPtrWillBeRawPtr<EditingStyle> inlineStyle)
 {
-    const bool parentIsTextarea = text.parentElement() && text.parentElement()->tagQName() == textareaTag;
-    const bool wrappingSpan = shouldApplyWrappingStyle(text) && !parentIsTextarea;
-    if (wrappingSpan) {
-        RefPtrWillBeRawPtr<EditingStyle> wrappingStyle = m_wrappingStyle->copy();
-        // FIXME: <rdar://problem/5371536> Style rules that match pasted content can change it's appearance
-        // Make sure spans are inline style in paste side e.g. span { display: block }.
-        wrappingStyle->forceInline();
-        // FIXME: Should this be included in forceInline?
-        wrappingStyle->style()->setProperty(CSSPropertyFloat, CSSValueNone);
-
+    if (inlineStyle) {
         // wrappingStyleForSerialization should have removed -webkit-text-decorations-in-effect
-        ASSERT(propertyMissingOrEqualToNone(wrappingStyle->style(), CSSPropertyWebkitTextDecorationsInEffect));
+        ASSERT(propertyMissingOrEqualToNone(inlineStyle->style(), CSSPropertyWebkitTextDecorationsInEffect));
         ASSERT(m_document);
 
-        out.appendLiteral("<span style=\"");
-        MarkupFormatter::appendAttributeValue(out, wrappingStyle->style()->asText(), m_document->isHTMLDocument());
-        out.appendLiteral("\">");
+        m_result.appendLiteral("<span style=\"");
+        MarkupFormatter::appendAttributeValue(m_result, inlineStyle->style()->asText(), m_document->isHTMLDocument());
+        m_result.appendLiteral("\">");
     }
 
-    if (!shouldAnnotate() || parentIsTextarea) {
-        const String& str = text.data();
-        unsigned length = str.length();
-        unsigned start = 0;
-        if (m_end.isNotNull()) {
-            if (text == m_end.text())
-                length = m_end.offset();
-        }
-        if (m_start.isNotNull()) {
-            if (text == m_start.text()) {
-                start = m_start.offset();
-                length -= start;
-            }
-        }
-        MarkupFormatter::appendCharactersReplacingEntities(out, str, start, length, m_formatter.entityMaskForText(text));
+    if (!shouldAnnotate()) {
+        appendText(text);
     } else {
         const bool useRenderedText = !enclosingElementWithTag(firstPositionInNode(&text), selectTag);
         String content = useRenderedText ? renderedText(text) : stringValueForRange(text);
         StringBuilder buffer;
         MarkupFormatter::appendCharactersReplacingEntities(buffer, content, 0, content.length(), EntityMaskInPCDATA);
-        out.append(convertHTMLTextToInterchangeFormat(buffer.toString(), text));
+        m_result.append(convertHTMLTextToInterchangeFormat(buffer.toString(), text));
     }
 
-    if (wrappingSpan)
-        out.append("</span>");
-}
-
-void StyledMarkupAccumulator::appendElement(const Element& element, PassRefPtrWillBeRawPtr<EditingStyle> style)
-{
-    if ((element.isHTMLElement() && shouldAnnotate()) || shouldApplyWrappingStyle(element)) {
-        appendElementWithInlineStyle(m_result, element, style);
-        return;
-    }
-    appendElement(m_result, element);
+    if (inlineStyle)
+        m_result.append("</span>");
 }
 
 RefPtrWillBeRawPtr<EditingStyle> StyledMarkupAccumulator::createInlineStyle(Element& element)
@@ -177,6 +141,11 @@ RefPtrWillBeRawPtr<EditingStyle> StyledMarkupAccumulator::createInlineStyle(Elem
     return inlineStyle;
 }
 
+void StyledMarkupAccumulator::appendElementWithInlineStyle(const Element& element, PassRefPtrWillBeRawPtr<EditingStyle> style)
+{
+    appendElementWithInlineStyle(m_result, element, style);
+}
+
 void StyledMarkupAccumulator::appendElementWithInlineStyle(StringBuilder& out, const Element& element, PassRefPtrWillBeRawPtr<EditingStyle> style)
 {
     const bool documentIsHTML = element.document().isHTMLDocument();
@@ -196,6 +165,11 @@ void StyledMarkupAccumulator::appendElementWithInlineStyle(StringBuilder& out, c
     m_formatter.appendCloseTag(out, element);
 }
 
+void StyledMarkupAccumulator::appendElement(const Element& element)
+{
+    appendElement(m_result, element);
+}
+
 void StyledMarkupAccumulator::appendElement(StringBuilder& out, const Element& element)
 {
     m_formatter.appendOpenTag(out, element, nullptr);