Prepare for responsive CSS animations.

Source/core/animation/InterpolationEffect.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "core/animation/InterpolationEffect.h"
 
 namespace blink {
 
 void InterpolationEffect::getActiveInterpolations(double fraction, double iterationDuration, OwnPtrWillBeRawPtr<WillBeHeapVector<RefPtrWillBeMember<Interpolation>>>& result) const
@@ skipping 57 matching lines @@
             }
 
             addInterpolation(interpolation.release(),
                 &keyframeA.easing(), regionStart, regionEnd, regionApplyFrom, regionApplyTo);
 
             regionIndex++;
         }
     }
 }
 
+void InterpolationEffect::setDeferredInterpolationsOutdated()
+{
+    for (auto& record : m_interpolations) {
+        if (record->m_interpolation->isStyleInterpolation() && toStyleInterpolation(record->m_interpolation.get())->isDeferredLegacyStyleInterpolation())
+            toDeferredLegacyStyleInterpolation(toStyleInterpolation(record->m_interpolation.get()))->setOutdated();
+    }
+}
+
 void InterpolationEffect::InterpolationRecord::trace(Visitor* visitor)
 {
     visitor->trace(m_interpolation);
 }
 
 void InterpolationEffect::trace(Visitor* visitor)
 {
 #if ENABLE_OILPAN
     visitor->trace(m_interpolations);
 #endif
 }
 
 }