switch maskfilters to sk_sp

gm/texteffects.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "gm.h"
 #include "SkBlurMask.h"
 #include "SkBlurMaskFilter.h"
 #include "SkReadBuffer.h"
 #include "SkWriteBuffer.h"
 #include "SkLayerRasterizer.h"
 
 static void r0(SkLayerRasterizer::Builder* rastBuilder, SkPaint& p) {
-    p.setMaskFilter(SkBlurMaskFilter::Create(kNormal_SkBlurStyle,
-                              SkBlurMask::ConvertRadiusToSigma(SkIntToScalar(3))))->unref();
+    p.setMaskFilter(SkBlurMaskFilter::Make(kNormal_SkBlurStyle,
+                                           SkBlurMask::ConvertRadiusToSigma(SkIntToScalar(3))));
     rastBuilder->addLayer(p, SkIntToScalar(3), SkIntToScalar(3));
 
     p.setMaskFilter(nullptr);
     p.setStyle(SkPaint::kStroke_Style);
     p.setStrokeWidth(SK_Scalar1);
     rastBuilder->addLayer(p);
 
     p.setAlpha(0x11);
     p.setStyle(SkPaint::kFill_Style);
     p.setXfermodeMode(SkXfermode::kSrc_Mode);
@@ skipping 352 matching lines @@
 
         SkScalar start = textPt.fX;
         SkScalar end = posX;
         SkScalar uPos = pos[0].fY + uWidth;
         SkPath underline = create_underline(intersections, start, end, uPos, uWidth, textSize);
         paint.setStyle(SkPaint::kStroke_Style);
         canvas->drawPath(underline, paint);
         canvas->translate(0, textSize * 1.3f);
     }
 }