Style Change: NULL->nullptr

samplecode/SampleBitmapRect.cpp

Index: samplecode/SampleBitmapRect.cpp
diff --git a/samplecode/SampleBitmapRect.cpp b/samplecode/SampleBitmapRect.cpp
index b39db4c19208d54325c1765d167bdf7812ac82fb..d7eed02ef909094f81c0c84c0ca521b2e857e0dd 100644
--- a/samplecode/SampleBitmapRect.cpp
+++ b/samplecode/SampleBitmapRect.cpp
@@ -37,7 +37,7 @@ static void make_bitmap(SkBitmap* bitmap) {
     paint.setAntiAlias(true);
     const SkPoint pts[] = { { 0, 0 }, { SCALAR_SIZE, SCALAR_SIZE } };
     const SkColor colors[] = { SK_ColorWHITE, SK_ColorBLUE };
-    paint.setShader(SkGradientShader::CreateLinear(pts, colors, NULL, 2,
+    paint.setShader(SkGradientShader::CreateLinear(pts, colors, nullptr, 2,
                                                    SkShader::kClamp_TileMode))->unref();
     canvas.drawCircle(SCALAR_SIZE/2, SCALAR_SIZE/2, SCALAR_SIZE/2, paint);
 }