[SVG] SVGAnimatedBoolean migration to new SVG property impl.

Source/core/svg/properties/NewSVGAnimatedProperty.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 19 matching lines @@
 
 #include "config.h"
 #include "core/svg/properties/NewSVGAnimatedProperty.h"
 
 #include "core/svg/SVGElement.h"
 
 namespace WebCore {
 
 NewSVGAnimatedPropertyBase::NewSVGAnimatedPropertyBase(AnimatedPropertyType type, SVGElement* contextElement, const QualifiedName& attributeName)
     : m_type(type)
+    , m_isReadOnly(false)
+    , m_isAnimating(false)
     , m_contextElement(contextElement)
     , m_attributeName(attributeName)
 {
-    contextElement->setContextElement();
+    ASSERT(m_contextElement);
+    ASSERT(m_attributeName != nullQName());
+    m_contextElement->setContextElement();
 }
 
 NewSVGAnimatedPropertyBase::~NewSVGAnimatedPropertyBase()
 {
+    ASSERT(!isAnimating());
+}
+
+void NewSVGAnimatedPropertyBase::animationStarted()
+{
+    ASSERT(!isAnimating());
+    m_isAnimating = true;
+}
+
+void NewSVGAnimatedPropertyBase::animValWillChange()
+{
+    ASSERT(isAnimating());
+}
+
+void NewSVGAnimatedPropertyBase::animValDidChange()
+{
+    ASSERT(isAnimating());
+}
+
+void NewSVGAnimatedPropertyBase::animationEnded()
+{
+    ASSERT(isAnimating());
+    m_isAnimating = false;
 }
 
 void NewSVGAnimatedPropertyBase::synchronizeAttribute()
 {
     ASSERT(needsSynchronizeAttribute());
     AtomicString value(currentValueBase()->valueAsString());
     m_contextElement->setSynchronizedLazyAttribute(m_attributeName, value);
 }
 
+void NewSVGAnimatedPropertyBase::commitChange()
+{
+    contextElement()->invalidateSVGAttributes();
+    contextElement()->svgAttributeChanged(m_attributeName);
+}
+
 } // namespace WebCore