diff --git a/samplecode/SampleLayers.cpp b/samplecode/SampleLayers.cpp
index 51f02a1..43f5d42 100644
--- a/samplecode/SampleLayers.cpp
+++ b/samplecode/SampleLayers.cpp
@@ -31,7 +31,7 @@
     SkColor colors[] = { 0, SK_ColorWHITE };
     SkPoint pts[] = { { 0, 0 }, { 0, SK_Scalar1*20 } };
     SkShader* s = SkGradientShader::CreateLinear(pts, colors, NULL, 2, SkShader::kClamp_TileMode,
-                                                 NULL, 0, &localMatrix);
+                                                 0, &localMatrix);
 
     paint->setShader(s)->unref();
     paint->setXfermodeMode(SkXfermode::kDstIn_Mode);