Factor SVGMarkerPainter into SVGShapePainter

Source/core/paint/SVGMarkerPainter.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/SVGMarkerPainter.h"
-
-#include "core/paint/SVGContainerPainter.h"
-#include "core/rendering/PaintInfo.h"
-#include "core/rendering/svg/RenderSVGResourceMarker.h"
-#include "core/rendering/svg/SVGMarkerData.h"
-#include "core/rendering/svg/SVGRenderSupport.h"
-#include "platform/graphics/GraphicsContextStateSaver.h"
-
-namespace blink {
-
-void SVGMarkerPainter::paint(PaintInfo& paintInfo, const MarkerPosition& position, float strokeWidth)
-{
-    // An empty viewBox disables rendering.
-    SVGMarkerElement* marker = toSVGMarkerElement(m_renderSVGMarker.element());
-    ASSERT(marker);
-    if (marker->hasAttribute(SVGNames::viewBoxAttr) && marker->viewBox()->currentValue()->isValid() && marker->viewBox()->currentValue()->value().isEmpty())
-        return;
-
-    PaintInfo info(paintInfo);
-    GraphicsContextStateSaver stateSaver(*info.context, false);
-    info.applyTransform(m_renderSVGMarker.markerTransformation(position.origin, position.angle, strokeWidth), &stateSaver);
-
-    if (SVGRenderSupport::isOverflowHidden(&m_renderSVGMarker)) {
-        stateSaver.saveIfNeeded();
-        info.context->clip(m_renderSVGMarker.viewport());
-    }
-
-    SVGContainerPainter(m_renderSVGMarker).paint(info);
-}
-
-} // namespace blink