Disentangle filter content recording state from FilterData

Source/core/layout/svg/SVGLayoutSupport.cpp

 /*
  * Copyright (C) 2007, 2008 Rob Buis <buis@kde.org>
  * Copyright (C) 2007 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2007 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2009 Google, Inc.  All rights reserved.
  * Copyright (C) 2009 Dirk Schulze <krit@webkit.org>
  * Copyright (C) Research In Motion Limited 2009-2010. 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
@@ skipping 23 matching lines @@
 #include "core/layout/svg/LayoutSVGResourceMasker.h"
 #include "core/layout/svg/LayoutSVGRoot.h"
 #include "core/layout/svg/LayoutSVGShape.h"
 #include "core/layout/svg/LayoutSVGText.h"
 #include "core/layout/svg/LayoutSVGViewportContainer.h"
 #include "core/layout/svg/SVGResources.h"
 #include "core/layout/svg/SVGResourcesCache.h"
 #include "core/paint/DeprecatedPaintLayer.h"
 #include "core/svg/SVGElement.h"
 #include "platform/geometry/TransformState.h"
+#include "platform/graphics/StrokeData.h"
 
 namespace blink {
 
 static inline LayoutRect enclosingIntRectIfNotEmpty(const FloatRect& rect)
 {
     if (rect.isEmpty())
         return LayoutRect();
     return LayoutRect(enclosingIntRect(rect));
 }
 
@@ skipping 401 matching lines @@
 
     // FIXME: trying to compute a device space transform at record time is wrong. All clients
     // should be updated to avoid relying on this information, and the method should be removed.
     AffineTransform ctm = deprecatedCalculateTransformToLayer(layoutObject) * currentContentTransformation();
     ctm.scale(layoutObject->document().frameHost()->deviceScaleFactor());
 
     return narrowPrecisionToFloat(sqrt((pow(ctm.xScale(), 2) + pow(ctm.yScale(), 2)) / 2));
 }
 
 }