Maintain SkPaint in GraphicsContextState.

Source/core/rendering/svg/RenderSVGResourceGradient.cpp

 /*
  * Copyright (C) 2006 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008 Dirk Schulze <krit@webkit.org>
  * Copyright (C) Research In Motion Limited 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
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 106 matching lines @@
     // Draw gradient
     context->save();
 
     if (isPaintingText)
         context->setTextDrawingMode(resourceMode & ApplyToFillMode ? TextModeFill : TextModeStroke);
 
     const SVGRenderStyle* svgStyle = style->svgStyle();
     ASSERT(svgStyle);
 
     if (resourceMode & ApplyToFillMode) {
-        context->setAlpha(svgStyle->fillOpacity());
+        context->setAlphaAsFloat(svgStyle->fillOpacity());
         context->setFillGradient(gradientData->gradient);
         context->setFillRule(svgStyle->fillRule());
     } else if (resourceMode & ApplyToStrokeMode) {
         if (svgStyle->vectorEffect() == VE_NON_SCALING_STROKE)
             gradientData->gradient->setGradientSpaceTransform(transformOnNonScalingStroke(object, gradientData->userspaceTransform));
-        context->setAlpha(svgStyle->strokeOpacity());
+        context->setAlphaAsFloat(svgStyle->strokeOpacity());
         context->setStrokeGradient(gradientData->gradient);
         SVGRenderSupport::applyStrokeStyleToContext(context, style, object);
     }
 
     return true;
 }
 
 void RenderSVGResourceGradient::postApplyResource(RenderObject*, GraphicsContext*& context, unsigned short resourceMode, const Path* path, const RenderSVGShape* shape)
 {
     ASSERT(context);
@@ skipping 34 matching lines @@
         return SpreadMethodReflect;
     case SVGSpreadMethodRepeat:
         return SpreadMethodRepeat;
     }
 
     ASSERT_NOT_REACHED();
     return SpreadMethodPad;
 }
 
 }