Consolidate some text shadow code.

Source/core/rendering/svg/SVGInlineTextBox.cpp

Index: Source/core/rendering/svg/SVGInlineTextBox.cpp
diff --git a/Source/core/rendering/svg/SVGInlineTextBox.cpp b/Source/core/rendering/svg/SVGInlineTextBox.cpp
index 939feb577d140caf08573d08728ee269e22d5d22..434d6e10af82da33a4192672e834fb2f9eee5113 100644
--- a/Source/core/rendering/svg/SVGInlineTextBox.cpp
+++ b/Source/core/rendering/svg/SVGInlineTextBox.cpp
@@ -41,7 +41,6 @@
 #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 {
@@ -633,17 +632,8 @@ void SVGInlineTextBox::paintTextWithShadows(GraphicsContext* context, RenderStyl
         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);