Clear SVG Web Animation effects when animations exit their fill phase

third_party/WebKit/Source/core/animation/KeyframeEffect.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 191 matching lines @@
 
 void KeyframeEffect::clearEffects()
 {
     ASSERT(animation());
     ASSERT(m_sampledEffect);
 
     m_sampledEffect->clear();
     m_sampledEffect = nullptr;
     restartAnimationOnCompositor();
     m_target->setNeedsAnimationStyleRecalc();
+    if (RuntimeEnabledFeatures::webAnimationsSVGEnabled() && m_target->isSVGElement())
+        toSVGElement(*m_target).clearWebAnimatedAttributes();
     invalidate();
 }
 
 void KeyframeEffect::updateChildrenAndEffects() const
 {
     if (!m_model)
         return;
     if (isInEffect())
         const_cast<KeyframeEffect*>(this)->applyEffects();
     else if (m_sampledEffect)
@@ skipping 149 matching lines @@
 
 DEFINE_TRACE(KeyframeEffect)
 {
     visitor->trace(m_target);
     visitor->trace(m_model);
     visitor->trace(m_sampledEffect);
     AnimationEffect::trace(visitor);
 }
 
 } // namespace blink