Consolidate some text shadow code.

Source/core/rendering/svg/SVGInlineTextBox.cpp

 /**
  * Copyright (C) 2007 Rob Buis <buis@kde.org>
  * Copyright (C) 2007 Nikolas Zimmermann <zimmermann@kde.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 23 matching lines @@
 #include "core/rendering/RenderInline.h"
 #include "core/rendering/RenderTheme.h"
 #include "core/rendering/style/ShadowList.h"
 #include "core/rendering/svg/RenderSVGInlineText.h"
 #include "core/rendering/svg/RenderSVGResource.h"
 #include "core/rendering/svg/RenderSVGResourceSolidColor.h"
 #include "core/rendering/svg/SVGResourcesCache.h"
 #include "core/rendering/svg/SVGTextRunRenderingContext.h"
 #include "platform/FloatConversion.h"
 #include "platform/fonts/FontCache.h"
-#include "platform/graphics/DrawLooperBuilder.h"
 #include "platform/graphics/GraphicsContextStateSaver.h"
 
 namespace WebCore {
 
 struct ExpectedSVGInlineTextBoxSize : public InlineTextBox {
     float float1;
     uint32_t bitfields : 1;
     void* pointer;
     Vector<SVGTextFragment> vector;
 };
@@ skipping 571 matching lines @@
     FloatPoint textOrigin(fragment.x, fragment.y);
     FloatSize textSize(fragment.width, fragment.height);
 
     if (scalingFactor != 1) {
         textOrigin.scale(scalingFactor, scalingFactor);
         textSize.scale(scalingFactor);
         context->save();
         context->scale(1 / scalingFactor, 1 / scalingFactor);
     }
 
-    if (hasShadow) {
-        OwnPtr<DrawLooperBuilder> drawLooperBuilder = DrawLooperBuilder::create();
-        for (size_t i = shadowList->shadows().size(); i--; ) {
-            const ShadowData& shadow = shadowList->shadows()[i];
-            FloatSize offset(shadow.x(), shadow.y());
-            drawLooperBuilder->addShadow(offset, shadow.blur(), shadow.color(),
-                DrawLooperBuilder::ShadowRespectsTransforms, DrawLooperBuilder::ShadowRespectsAlpha);
-        }
-        drawLooperBuilder->addUnmodifiedContent();
-        context->setDrawLooper(drawLooperBuilder.release());
-    }
+    if (hasShadow)
+        context->setDrawLooper(shadowList->createDrawLooper(DrawLooperBuilder::ShadowRespectsAlpha));
 
     if (prepareGraphicsContextForTextPainting(context, scalingFactor, textRun, style, resourceMode)) {
         TextRunPaintInfo textRunPaintInfo(textRun);
         textRunPaintInfo.from = startPosition;
         textRunPaintInfo.to = endPosition;
         textRunPaintInfo.bounds = FloatRect(textOrigin, textSize);
         scaledFont.drawText(context, textRunPaintInfo, textOrigin);
         restoreGraphicsContextAfterTextPainting(context, textRun, resourceMode);
     }
 
@@ skipping 151 matching lines @@
                 renderer().updateHitTestResult(result, locationInContainer.point() - toLayoutSize(accumulatedOffset));
                 if (!result.addNodeToRectBasedTestResult(renderer().node(), request, locationInContainer, rect))
                     return true;
              }
         }
     }
     return false;
 }
 
 } // namespace WebCore