Reland of "switch patheffects over to sk_sp (patchset #5 id:80001 of https://codereview.chromium.or…

gm/textbloblooper.cpp

 /*
  * Copyright 2013 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 "Sk2DPathEffect.h"
@@ skipping 48 matching lines @@
     SkScalar         fSkewX;
     bool             fEffect;
 };
 
 static void mask_filter(SkPaint* paint) {
     SkMaskFilter* mf = SkBlurMaskFilter::Create(kNormal_SkBlurStyle,
                         SkBlurMask::ConvertRadiusToSigma(3.f));
     paint->setMaskFilter(mf)->unref();
 }
 
-static SkPathEffect* make_tile_effect() {
+static sk_sp<SkPathEffect> make_tile_effect() {
     SkMatrix m;
     m.setScale(1.f, 1.f);
 
     SkPath path;
     path.addCircle(0, 0, SkIntToScalar(5));
 
-    return SkPath2DPathEffect::Create(m, path);
+    return SkPath2DPathEffect::Make(m, path);
 }
 
 static void path_effect(SkPaint* paint) {
-    paint->setPathEffect(make_tile_effect())->unref();
+    paint->setPathEffect(make_tile_effect());
 }
 
 static sk_sp<SkShader> make_shader(const SkRect& bounds) {
     const SkPoint pts[] = {
         { bounds.left(), bounds.top() },
         { bounds.right(), bounds.bottom() },
     };
     const SkColor colors[] = {
         SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorBLACK,
         SK_ColorCYAN, SK_ColorMAGENTA, SK_ColorYELLOW,
@@ skipping 158 matching lines @@
     SkAutoTUnref<const SkTextBlob> fBlob;
     SkTArray<SkAutoTUnref<SkLayerDrawLooper>, true> fLoopers;
 
     typedef GM INHERITED;
 };
 
 //////////////////////////////////////////////////////////////////////////////
 
 DEF_GM(return new TextBlobLooperGM;)
 }