Introduce Element::AttributeModificationParams

third_party/WebKit/Source/core/html/HTMLTextAreaElement.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2010 Apple Inc. All rights
  * reserved.
  *           (C) 2006 Alexey Proskuryakov (ap@nypop.com)
  * Copyright (C) 2007 Samuel Weinig (sam@webkit.org)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 129 matching lines @@
                                               CSSValuePre);
       addPropertyToPresentationAttributeStyle(style, CSSPropertyWordWrap,
                                               CSSValueNormal);
     }
   } else {
     TextControlElement::collectStyleForPresentationAttribute(name, value,
                                                              style);
   }
 }
 
-void HTMLTextAreaElement::parseAttribute(const QualifiedName& name,
-                                         const AtomicString& oldValue,
-                                         const AtomicString& value) {
+void HTMLTextAreaElement::parseAttribute(
+    const AttributeModificationParams& params) {
+  const QualifiedName& name = params.name;
+  const AtomicString& value = params.newValue;
   if (name == rowsAttr) {
     unsigned rows = 0;
     if (value.isEmpty() || !parseHTMLNonNegativeInteger(value, rows) ||
         rows <= 0)
       rows = defaultRows;
     if (m_rows != rows) {
       m_rows = rows;
       if (layoutObject())
         layoutObject()
             ->setNeedsLayoutAndPrefWidthsRecalcAndFullPaintInvalidation(
@@ skipping 30 matching lines @@
     }
   } else if (name == accesskeyAttr) {
     // ignore for the moment
   } else if (name == maxlengthAttr) {
     UseCounter::count(document(), UseCounter::TextAreaMaxLength);
     setNeedsValidityCheck();
   } else if (name == minlengthAttr) {
     UseCounter::count(document(), UseCounter::TextAreaMinLength);
     setNeedsValidityCheck();
   } else {
-    TextControlElement::parseAttribute(name, oldValue, value);
+    TextControlElement::parseAttribute(params);
   }
 }
 
 LayoutObject* HTMLTextAreaElement::createLayoutObject(const ComputedStyle&) {
   return new LayoutTextControlMultiLine(this);
 }
 
 void HTMLTextAreaElement::appendToFormData(FormData& formData) {
   if (name().isEmpty())
     return;
@@ skipping 426 matching lines @@
 void HTMLTextAreaElement::copyNonAttributePropertiesFromElement(
     const Element& source) {
   const HTMLTextAreaElement& sourceElement =
       static_cast<const HTMLTextAreaElement&>(source);
   setValueCommon(sourceElement.value(), DispatchNoEvent, SetSeletion);
   m_isDirty = sourceElement.m_isDirty;
   TextControlElement::copyNonAttributePropertiesFromElement(source);
 }
 
 }  // namespace blink