Use SkLayerDrawLooper::Builder to construct SkLayerDrawLooper.

Source/core/html/canvas/CanvasRenderingContext2D.cpp

Index: Source/core/html/canvas/CanvasRenderingContext2D.cpp
diff --git a/Source/core/html/canvas/CanvasRenderingContext2D.cpp b/Source/core/html/canvas/CanvasRenderingContext2D.cpp
index 0b4206b8f11510390dffd974ba578404aaa28a1b..ebabad20d346bba229db74c24e049afa0ff3cd81 100644
--- a/Source/core/html/canvas/CanvasRenderingContext2D.cpp
+++ b/Source/core/html/canvas/CanvasRenderingContext2D.cpp
@@ -60,8 +60,8 @@
 #include "core/rendering/RenderTheme.h"
 #include "platform/fonts/FontCache.h"
 #include "platform/geometry/FloatQuad.h"
+#include "platform/graphics/DrawLooperBuilder.h"
 #include "platform/graphics/GraphicsContextStateSaver.h"
-#include "platform/graphics/DrawLooper.h"
 #include "platform/text/TextRun.h"
 #include "wtf/CheckedArithmetic.h"
 #include "wtf/MathExtras.h"
@@ -1290,7 +1290,7 @@ void CanvasRenderingContext2D::applyShadow()
 
     if (shouldDrawShadows()) {
         c->setShadow(state().m_shadowOffset, state().m_shadowBlur, state().m_shadowColor,
-            DrawLooper::ShadowIgnoresTransforms);
+            DrawLooperBuilder::ShadowIgnoresTransforms);
     } else {
         c->clearShadow();
     }