Refactoring: Change some functions in MarkupFormatter static

Source/core/editing/StyledMarkupAccumulator.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009, 2010, 2011 Google Inc. All rights reserved.
  * Copyright (C) 2011 Igalia S.L.
  * Copyright (C) 2011 Motorola Mobility. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
@@ skipping 142 matching lines @@
     m_accumulator.appendOpenTag(out, element, 0);
 
     const bool shouldAnnotateOrForceInline = element.isHTMLElement() && (shouldAnnotate() || addDisplayInline);
     const bool shouldOverrideStyleAttr = shouldAnnotateOrForceInline || shouldApplyWrappingStyle(element);
 
     AttributeCollection attributes = element.attributes();
     for (const auto& attribute : attributes) {
         // We'll handle the style attribute separately, below.
         if (attribute.name() == styleAttr && shouldOverrideStyleAttr)
             continue;
-        m_accumulator.appendAttribute(out, element, attribute, 0);
+        m_accumulator.appendAttribute(out, element, attribute, nullptr);
     }
 
     if (shouldOverrideStyleAttr) {
         RefPtrWillBeRawPtr<EditingStyle> newInlineStyle = nullptr;
 
         if (shouldApplyWrappingStyle(element)) {
             newInlineStyle = m_wrappingStyle->copy();
             newInlineStyle->removePropertiesInElementDefaultStyle(&element);
             newInlineStyle->removeStyleConflictingWithStyleOfElement(&element);
         } else {
@@ skipping 11 matching lines @@
                 newInlineStyle->forceInline();
 
             // If the node is not fully selected by the range, then we don't want to keep styles that affect its relationship to the nodes around it
             // only the ones that affect it and the nodes within it.
             if (rangeFullySelectsNode == DoesNotFullySelectNode && newInlineStyle->style())
                 newInlineStyle->style()->removeProperty(CSSPropertyFloat);
         }
 
         if (!newInlineStyle->isEmpty()) {
             out.appendLiteral(" style=\"");
-            m_accumulator.appendAttributeValue(out, newInlineStyle->style()->asText(), documentIsHTML);
+            MarkupFormatter::appendAttributeValue(out, newInlineStyle->style()->asText(), documentIsHTML);
             out.append('\"');
         }
     }
 
     m_accumulator.appendCloseTag(out, element);
 }
 
 void StyledMarkupAccumulator::appendStyleNodeOpenTag(StringBuilder& out, StylePropertySet* style, bool isBlock)
 {
     // wrappingStyleForSerialization should have removed -webkit-text-decorations-in-effect
     ASSERT(propertyMissingOrEqualToNone(style, CSSPropertyWebkitTextDecorationsInEffect));
     if (isBlock)
         out.appendLiteral("<div style=\"");
     else
         out.appendLiteral("<span style=\"");
     ASSERT(m_document);
-    m_accumulator.appendAttributeValue(out, style->asText(), m_document->isHTMLDocument());
+    MarkupFormatter::appendAttributeValue(out, style->asText(), m_document->isHTMLDocument());
     out.appendLiteral("\">");
 }
 
 void StyledMarkupAccumulator::wrapWithNode(ContainerNode& node, RangeFullySelectsNode rangeFullySelectsNode)
 {
     StringBuilder markup;
     if (node.isElementNode())
         appendElement(markup, toElement(node), convertBlocksToInlines() && isBlock(&node), rangeFullySelectsNode);
     else
         appendStartMarkup(markup, node);
@@ skipping 54 matching lines @@
     return m_highestNodeToBeSerialized && m_highestNodeToBeSerialized->parentNode() == node.parentNode()
         && m_wrappingStyle && m_wrappingStyle->style();
 }
 
 bool StyledMarkupAccumulator::shouldAnnotate() const
 {
     return m_shouldAnnotate == AnnotateForInterchange;
 }
 
 } // namespace blink