Devirtualize animatedLocalTransform() and rename it for clarity

Source/core/rendering/svg/RenderSVGResourceClipper.cpp

 /*
  * Copyright (C) 2004, 2005, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Rob Buis <buis@kde.org>
  * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved.
  * Copyright (C) 2011 Dirk Schulze <krit@webkit.org>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 133 matching lines @@
 {
     ASSERT(target);
     ASSERT(context);
     ASSERT(clipperState == ClipperNotApplied);
     ASSERT_WITH_SECURITY_IMPLICATION(!needsLayout());
 
     if (paintInvalidationRect.isEmpty() || m_inClipExpansion)
         return false;
     TemporaryChange<bool> inClipExpansionChange(m_inClipExpansion, true);
 
-    AffineTransform animatedLocalTransform = toSVGClipPathElement(element())->animatedLocalTransform();
+    AffineTransform animatedLocalTransform = toSVGClipPathElement(element())->calculateAnimatedLocalTransform();
     // When drawing a clip for non-SVG elements, the CTM does not include the zoom factor.
     // In this case, we need to apply the zoom scale explicitly - but only for clips with
     // userSpaceOnUse units (the zoom is accounted for objectBoundingBox-resolved lengths).
     if (!target->isSVG() && clipPathUnits() == SVGUnitTypes::SVG_UNIT_TYPE_USERSPACEONUSE) {
         ASSERT(style());
         animatedLocalTransform.scale(style()->effectiveZoom());
     }
 
     // First, try to apply the clip as a clipPath.
     if (tryPathOnlyClipping(context, animatedLocalTransform, targetBoundingBox)) {
@@ skipping 136 matching lines @@
         RenderObject* renderer = childElement->renderer();
         if (!renderer)
             continue;
         if (!renderer->isSVGShape() && !renderer->isSVGText() && !isSVGUseElement(*childElement))
             continue;
         RenderStyle* style = renderer->style();
         if (!style || style->display() == NONE || style->visibility() != VISIBLE)
              continue;
         m_clipBoundaries.unite(renderer->localToParentTransform().mapRect(renderer->paintInvalidationRectInLocalCoordinates()));
     }
-    m_clipBoundaries = toSVGClipPathElement(element())->animatedLocalTransform().mapRect(m_clipBoundaries);
+    m_clipBoundaries = toSVGClipPathElement(element())->calculateAnimatedLocalTransform().mapRect(m_clipBoundaries);
 }
 
 bool RenderSVGResourceClipper::hitTestClipContent(const FloatRect& objectBoundingBox, const FloatPoint& nodeAtPoint)
 {
     FloatPoint point = nodeAtPoint;
     if (!SVGRenderSupport::pointInClippingArea(this, point))
         return false;
 
     if (clipPathUnits() == SVGUnitTypes::SVG_UNIT_TYPE_OBJECTBOUNDINGBOX) {
         AffineTransform transform;
         transform.translate(objectBoundingBox.x(), objectBoundingBox.y());
         transform.scaleNonUniform(objectBoundingBox.width(), objectBoundingBox.height());
         point = transform.inverse().mapPoint(point);
     }
 
-    AffineTransform animatedLocalTransform = toSVGClipPathElement(element())->animatedLocalTransform();
+    AffineTransform animatedLocalTransform = toSVGClipPathElement(element())->calculateAnimatedLocalTransform();
     if (!animatedLocalTransform.isInvertible())
         return false;
 
     point = animatedLocalTransform.inverse().mapPoint(point);
 
     for (SVGElement* childElement = Traversal<SVGElement>::firstChild(*element()); childElement; childElement = Traversal<SVGElement>::nextSibling(*childElement)) {
         RenderObject* renderer = childElement->renderer();
         if (!renderer)
             continue;
         if (!renderer->isSVGShape() && !renderer->isSVGText() && !isSVGUseElement(*childElement))
@@ skipping 21 matching lines @@
         AffineTransform transform;
         transform.translate(objectBoundingBox.x(), objectBoundingBox.y());
         transform.scaleNonUniform(objectBoundingBox.width(), objectBoundingBox.height());
         return transform.mapRect(m_clipBoundaries);
     }
 
     return m_clipBoundaries;
 }
 
 }