Support currentScale for embedded SVG

third_party/WebKit/Source/core/layout/svg/LayoutSVGRoot.cpp

 /*
  * Copyright (C) 2004, 2005, 2007 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2007, 2008, 2009 Rob Buis <buis@kde.org>
  * Copyright (C) 2007 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2009 Google, Inc.
  * Copyright (C) Research In Motion Limited 2011. All rights reserved.
  *
  * 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
@@ skipping 286 matching lines @@
 void LayoutSVGRoot::buildLocalToBorderBoxTransform()
 {
     SVGSVGElement* svg = toSVGSVGElement(node());
     ASSERT(svg);
     float scale = style()->effectiveZoom();
     FloatPoint translate = svg->currentTranslate();
     LayoutSize borderAndPadding(borderLeft() + paddingLeft(), borderTop() + paddingTop());
     m_localToBorderBoxTransform = svg->viewBoxToViewTransform(contentWidth() / scale, contentHeight() / scale);
 
     AffineTransform viewToBorderBoxTransform(scale, 0, 0, scale, borderAndPadding.width() + translate.x(), borderAndPadding.height() + translate.y());
+    viewToBorderBoxTransform.scale(svg->currentScale());
     m_localToBorderBoxTransform.preMultiply(viewToBorderBoxTransform);
 }
 
 const AffineTransform& LayoutSVGRoot::localToParentTransform() const
 {
     // Slightly optimized version of m_localToParentTransform = AffineTransform::translation(x(), y()) * m_localToBorderBoxTransform;
     m_localToParentTransform = m_localToBorderBoxTransform;
     if (location().x())
         m_localToParentTransform.setE(m_localToParentTransform.e() + roundToInt(location().x()));
     if (location().y())
@@ skipping 103 matching lines @@
             updateHitTestResult(result, pointInBorderBox);
             if (result.addNodeToListBasedTestResult(node(), locationInContainer, boundsRect) == StopHitTesting)
                 return true;
         }
     }
 
     return false;
 }
 
 } // namespace blink