Introduce Element::AttributeModificationParams

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

 /*
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 50 matching lines @@
                     UseCounter::ProgressElementWithProgressBarAppearance);
   return new LayoutProgress(this);
 }
 
 LayoutProgress* HTMLProgressElement::layoutProgress() const {
   if (layoutObject() && layoutObject()->isProgress())
     return toLayoutProgress(layoutObject());
   return nullptr;
 }
 
-void HTMLProgressElement::parseAttribute(const QualifiedName& name,
-                                         const AtomicString& oldValue,
-                                         const AtomicString& value) {
-  if (name == valueAttr) {
-    if (oldValue.isNull() != value.isNull())
+void HTMLProgressElement::parseAttribute(
+    const AttributeModificationParams& params) {
+  if (params.name == valueAttr) {
+    if (params.oldValue.isNull() != params.newValue.isNull())
       pseudoStateChanged(CSSSelector::PseudoIndeterminate);
     didElementStateChange();
-  } else if (name == maxAttr) {
+  } else if (params.name == maxAttr) {
     didElementStateChange();
   } else {
-    LabelableElement::parseAttribute(name, oldValue, value);
+    LabelableElement::parseAttribute(params);
   }
 }
 
 void HTMLProgressElement::attachLayoutTree(const AttachContext& context) {
   LabelableElement::attachLayoutTree(context);
   if (LayoutProgressItem layoutItem = LayoutProgressItem(layoutProgress()))
     layoutItem.updateFromElement();
 }
 
 double HTMLProgressElement::value() const {
@@ skipping 65 matching lines @@
   visitor->trace(m_value);
   LabelableElement::trace(visitor);
 }
 
 void HTMLProgressElement::setValueWidthPercentage(double width) const {
   m_value->setInlineStyleProperty(CSSPropertyWidth, width,
                                   CSSPrimitiveValue::UnitType::Percentage);
 }
 
 }  // namespace blink