Pass RenderStyle / RenderObject by reference in more places

Source/core/rendering/RenderObject.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  *           (C) 2004 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
  * This library is free software; you can redistribute it and/or
@@ skipping 1756 matching lines @@
             RenderObjectChildList* childlist = parent()->virtualChildren();
             childlist->insertChildNode(parent(), block, this);
             block->children()->appendChildNode(block, childlist->removeChildNode(parent(), this));
         }
     }
 }
 
 void RenderObject::setAnimatableStyle(PassRefPtr<RenderStyle> style)
 {
     if (!isText() && style && !RuntimeEnabledFeatures::webAnimationsCSSEnabled()) {
-        setStyle(animation().updateAnimations(this, style.get()));
+        setStyle(animation().updateAnimations(*this, *style));
         return;
     }
     setStyle(style);
 }
 
 StyleDifference RenderObject::adjustStyleDifference(StyleDifference diff, unsigned contextSensitiveProperties) const
 {
     // If transform changed, and the layer does not paint into its own separate backing, then we need to do a layout.
     // FIXME: The comment above is what the code does, but it is technically not following spec. This means we will
     // not to layout for 3d transforms, but we should be invoking a simplified relayout. Is it possible we are avoiding
@@ skipping 1597 matching lines @@
 {
     if (object1) {
         const WebCore::RenderObject* root = object1;
         while (root->parent())
             root = root->parent();
         root->showRenderTreeAndMark(object1, "*", object2, "-", 0);
     }
 }
 
 #endif