Pass RenderStyle / RenderObject by reference in more places

Source/core/frame/animation/AnimationBase.cpp

 /*
  * Copyright (C) 2007, 2008, 2009 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
@@ skipping 22 matching lines @@
 #include "core/frame/animation/CompositeAnimation.h"
 #include "core/platform/animation/TimingFunction.h"
 #include "core/rendering/RenderBox.h"
 #include "platform/animation/AnimationUtilities.h"
 #include <algorithm>
 
 using namespace std;
 
 namespace WebCore {
 
-AnimationBase::AnimationBase(const CSSAnimationData* transition, RenderObject* renderer, CompositeAnimation* compAnim)
+AnimationBase::AnimationBase(const CSSAnimationData* transition, RenderObject& renderer, CompositeAnimation* compAnim)
     : m_animState(AnimationStateNew)
     , m_isAccelerated(false)
     , m_transformFunctionListValid(false)
     , m_filterFunctionListsMatch(false)
     , m_startTime(0)
     , m_pauseTime(-1)
     , m_requestedStartTime(0)
     , m_totalDuration(-1)
     , m_nextIterationDuration(-1)
-    , m_object(renderer)
+    , m_object(&renderer)
     , m_animation(const_cast<CSSAnimationData*>(transition))
     , m_compAnim(compAnim)
 {
     // Compute the total duration
     if (m_animation->iterationCount() > 0)
         m_totalDuration = m_animation->duration() * m_animation->iterationCount();
 }
 
 void AnimationBase::setNeedsStyleRecalc(Node* node)
 {
@@ skipping 512 matching lines @@
         return 0;
 
     double elapsedTime = beginAnimationUpdateTime() - m_startTime;
     // It's possible for the start time to be ahead of the last update time
     // if the compositor has just sent notification for the start of an
     // accelerated animation.
     return max(elapsedTime, 0.0);
 }
 
 } // namespace WebCore