Adding monotonic only API to Blink's animation delegate interface

Source/core/rendering/compositing/CompositedLayerMapping.cpp

 /*
  * Copyright (C) 2009, 2010, 2011 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 2042 matching lines @@
     return rects.release();
 }
 
 #ifndef NDEBUG
 void CompositedLayerMapping::verifyNotPainting()
 {
     ASSERT(!renderer()->frame()->page() || !renderer()->frame()->page()->isPainting());
 }
 #endif
 
-void CompositedLayerMapping::notifyAnimationStarted(const GraphicsLayer*, double wallClockTime, double monotonicTime)
+void CompositedLayerMapping::notifyAnimationStarted(const GraphicsLayer*, double monotonicTime)
 {
     renderer()->node()->document().cssPendingAnimations().notifyCompositorAnimationStarted(monotonicTime);
 }
 
 LayoutRect CompositedLayerMapping::compositedBounds() const
 {
     return m_compositedBounds;
 }
 
 void CompositedLayerMapping::setCompositedBounds(const LayoutRect& bounds)
@@ skipping 89 matching lines @@
     } else if (graphicsLayer == m_scrollingContentsLayer.get()) {
         name = "Scrolling Contents Layer";
     } else {
         ASSERT_NOT_REACHED();
     }
 
     return name;
 }
 
 } // namespace WebCore