Plumb timeToNextEffect through players and animation

Source/core/animation/InertAnimation.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 32 matching lines @@
     , m_effect(effect)
 {
 }
 
 PassOwnPtr<AnimationEffect::CompositableValueMap> InertAnimation::sample()
 {
     updateInheritedTime(0);
     return isInEffect() ? m_effect->sample(currentIteration(), timeFraction()) : nullptr;
 }
 
+
+double InertAnimation::calculateTimeToEffectChange(double, double, Phase) const
+{
+    return std::numeric_limits<double>::infinity();
+}
+
 } // namespace WebCore