Remove the SVG paint culling optimization

Source/core/paint/SVGContainerPainter.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "core/paint/SVGContainerPainter.h"
 
 #include "core/paint/ObjectPainter.h"
 #include "core/rendering/GraphicsContextAnnotator.h"
 #include "core/rendering/PaintInfo.h"
 #include "core/rendering/svg/RenderSVGContainer.h"
 #include "core/rendering/svg/RenderSVGViewportContainer.h"
 #include "core/rendering/svg/SVGRenderSupport.h"
 #include "core/rendering/svg/SVGRenderingContext.h"
 #include "core/svg/SVGSVGElement.h"
 #include "platform/graphics/GraphicsContextStateSaver.h"
 
 namespace blink {
 
 void SVGContainerPainter::paint(const PaintInfo& paintInfo)
 {
     ANNOTATE_GRAPHICS_CONTEXT(paintInfo, &m_renderSVGContainer);
 
     // Spec: groups w/o children still may render filter content.
     if (!m_renderSVGContainer.firstChild() && !m_renderSVGContainer.selfWillPaint())
         return;
 
-    FloatRect paintInvalidationRect = m_renderSVGContainer.paintInvalidationRectInLocalCoordinates();
-    if (!SVGRenderSupport::paintInfoIntersectsPaintInvalidationRect(paintInvalidationRect, m_renderSVGContainer.localToParentTransform(), paintInfo))
-        return;
-
     // Spec: An empty viewBox on the <svg> element disables rendering.
     ASSERT(m_renderSVGContainer.element());
     if (isSVGSVGElement(*m_renderSVGContainer.element()) && toSVGSVGElement(*m_renderSVGContainer.element()).hasEmptyViewBox())
         return;
 
     PaintInfo childPaintInfo(paintInfo);
     {
         GraphicsContextStateSaver stateSaver(*childPaintInfo.context);
 
         if (m_renderSVGContainer.isSVGViewportContainer() && SVGRenderSupport::isOverflowHidden(&m_renderSVGContainer))
@@ skipping 14 matching lines @@
                 child->paint(childPaintInfo, IntPoint());
         }
     }
 
     // FIXME: This really should be drawn from local coordinates, but currently we hack it
     // to avoid our clip killing our outline rect. Thus we translate our
     // outline rect into parent coords before drawing.
     // FIXME: This means our focus ring won't share our rotation like it should.
     // We should instead disable our clip during PaintPhaseOutline
     if (paintInfo.phase == PaintPhaseForeground && m_renderSVGContainer.style()->outlineWidth() && m_renderSVGContainer.style()->visibility() == VISIBLE) {
-        IntRect paintRectInParent = enclosingIntRect(m_renderSVGContainer.localToParentTransform().mapRect(paintInvalidationRect));
+        IntRect paintRectInParent = enclosingIntRect(m_renderSVGContainer.localToParentTransform().mapRect(m_renderSVGContainer.paintInvalidationRectInLocalCoordinates()));
         ObjectPainter(m_renderSVGContainer).paintOutline(paintInfo, paintRectInParent);
     }
 }
 
 } // namespace blink