Add support for <basic-shape> to 'clip-path' on SVG elements

third_party/WebKit/Source/core/paint/PaintLayerPainter.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 "core/paint/PaintLayerPainter.h"
 
 #include "core/frame/LocalFrame.h"
 #include "core/layout/LayoutInline.h"
 #include "core/layout/LayoutView.h"
 #include "core/paint/ClipPathClipper.h"
@@ skipping 257 matching lines @@
         paintingInfo.ancestorHasClipPathClipping = true;
 
         LayoutRect referenceBox(m_paintLayer.boxForClipPath());
         // Note that this isn't going to work correctly if crossing a column boundary. The reference box should be
         // determined per-fragment, and hence this ought to be performed after fragmentation.
         if (m_paintLayer.enclosingPaginationLayer())
             m_paintLayer.convertFromFlowThreadToVisualBoundingBoxInAncestor(paintingInfo.rootLayer, referenceBox);
         else
             referenceBox.moveBy(offsetFromRoot);
         clipPathClipper.emplace(
-            context, *m_paintLayer.layoutObject(), FloatRect(referenceBox), FloatPoint(referenceBox.location()));
+            context, *m_paintLayer.layoutObject()->styleRef().clipPath(), *m_paintLayer.layoutObject(),
+            FloatRect(referenceBox), FloatPoint(referenceBox.location()));
     }
 
     Optional<CompositingRecorder> compositingRecorder;
     // Blending operations must be performed only with the nearest ancestor stacking context.
     // Note that there is no need to composite if we're painting the root.
     // FIXME: this should be unified further into PaintLayer::paintsWithTransparency().
     bool shouldCompositeForBlendMode = (!m_paintLayer.layoutObject()->isDocumentElement() || m_paintLayer.layoutObject()->isSVGRoot()) && m_paintLayer.stackingNode()->isStackingContext() && m_paintLayer.hasNonIsolatedDescendantWithBlendMode();
     if (shouldCompositeForBlendMode || m_paintLayer.paintsWithTransparency(paintingInfo.getGlobalPaintFlags())) {
         FloatRect compositingBounds = FloatRect(m_paintLayer.paintingExtent(paintingInfo.rootLayer, paintingInfo.subPixelAccumulation, paintingInfo.getGlobalPaintFlags()));
         compositingRecorder.emplace(context, *m_paintLayer.layoutObject(),
@@ skipping 504 matching lines @@
     if (!m_paintLayer.containsDirtyOverlayScrollbars())
         return;
 
     PaintLayerPaintingInfo paintingInfo(&m_paintLayer, LayoutRect(enclosingIntRect(damageRect)), paintFlags, LayoutSize());
     paintLayer(context, paintingInfo, PaintLayerPaintingOverlayScrollbars);
 
     m_paintLayer.setContainsDirtyOverlayScrollbars(false);
 }
 
 } // namespace blink