switch surface to sk_sp

gm/multipicturedraw.cpp

 /*
  * Copyright 2014 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 "SkColorFilter.h"
@@ skipping 223 matching lines @@
         canvas->restore();
 
         pic = make_sub_picture(pic.get());
 
         canvas->translate(0, 1.5f * kTriSide / kRoot3);
     }
 
     return recorder.finishRecordingAsPicture();
 }
 
-static SkSurface* create_compat_surface(SkCanvas* canvas, int width, int height) {
+static sk_sp<SkSurface> create_compat_surface(SkCanvas* canvas, int width, int height) {
     SkImageInfo info = SkImageInfo::MakeN32Premul(width, height);
 
-    SkSurface* surface = canvas->newSurface(info);
+    auto surface = canvas->makeSurface(info);
     if (nullptr == surface) {
         // picture canvas returns nullptr so fall back to raster
-        surface = SkSurface::NewRaster(info);
+        surface = SkSurface::MakeRaster(info);
     }
-
     return surface;
 }
 
 // This class stores the information required to compose all the result
 // fragments potentially generated by the MultiPictureDraw object
 class ComposeStep {
 public:
-    ComposeStep() : fSurf(nullptr), fX(0.0f), fY(0.0f), fPaint(nullptr) { }
+    ComposeStep() : fX(0.0f), fY(0.0f), fPaint(nullptr) { }
     ~ComposeStep() {
-        SkSafeUnref(fSurf);
         delete fPaint;
     }
 
-    SkSurface* fSurf;
+    sk_sp<SkSurface> fSurf;
     SkScalar   fX;
     SkScalar   fY;
     SkPaint*   fPaint;
 };
 
 typedef void (*PFContentMtd)(SkCanvas* canvas, const SkPicture* pictures[kNumPictures]);
 
 // Just a single picture with no clip
 static void no_clip(SkCanvas* canvas, const SkPicture* pictures[kNumPictures]) {
     canvas->drawPicture(pictures[0]);
@@ skipping 288 matching lines @@
                                        MultiPictureDraw::kTiled_Layout);)
     DEF_GM(return new MultiPictureDraw(MultiPictureDraw::kPathClipMulti_Content,
                                        MultiPictureDraw::kTiled_Layout);)
     DEF_GM(return new MultiPictureDraw(MultiPictureDraw::kInvPathClipMulti_Content,
                                        MultiPictureDraw::kTiled_Layout);)
     DEF_GM(return new MultiPictureDraw(MultiPictureDraw::kSierpinski_Content,
                                        MultiPictureDraw::kTiled_Layout);)
     DEF_GM(return new MultiPictureDraw(MultiPictureDraw::kBigLayer_Content,
                                        MultiPictureDraw::kTiled_Layout);)
 }