switch colorfilters to sk_sp

gm/fadefilter.cpp

Index: gm/fadefilter.cpp
diff --git a/gm/fadefilter.cpp b/gm/fadefilter.cpp
index 6f64e1e30e3d1e54df1ee32e0972bb8c97ba00fc..386e32b098c6a351430917d0fef4942e68394b95 100644
--- a/gm/fadefilter.cpp
+++ b/gm/fadefilter.cpp
@@ -15,10 +15,8 @@ DEF_SIMPLE_GM(fadefilter, canvas, 256, 256) {
                             0, 1, 0, 0, 128.0f,
                             0, 0, 1, 0, 128.0f,
                             0, 0, 0, 1, 0 };
-    SkAutoTUnref<SkColorFilter> colorFilter(
-            SkColorMatrixFilter::Create(matrix));
-    SkAutoTUnref<SkImageFilter> filter(
-            SkColorFilterImageFilter::Create(colorFilter));
+    auto colorFilter(SkColorFilter::MakeMatrixFilterRowMajor255(matrix));
+    SkAutoTUnref<SkImageFilter> filter(SkColorFilterImageFilter::Create(colorFilter.get()));
     SkPaint layerPaint;
     layerPaint.setImageFilter(filter);
     canvas->drawRect(SkRect::MakeLTRB(64, 64, 192, 192), layerPaint);