update callsites for Make image factories

tools/VisualBench/WrappedBenchmark.h

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef WrappedBenchmark_DEFINED
 #define WrappedBenchmark_DEFINED
 
@@ skipping 66 matching lines @@
 public:
     explicit CpuWrappedBenchmark(const SkSurfaceProps& surfaceProps, Benchmark* bench)
         : INHERITED(surfaceProps, bench) {}
 
 private:
     void setupOffScreen(SkCanvas* canvas) override {
         fOffScreen.reset(SkSurface::NewRaster(canvas->imageInfo(), &this->surfaceProps()));
     }
 
     void onBlitToScreen(SkCanvas* canvas, int w, int h) override {
-        SkAutoTUnref<SkImage> image(fOffScreen->newImageSnapshot());
+        sk_sp<SkImage> image(fOffScreen->makeImageSnapshot());
         SkPaint blitPaint;
         blitPaint.setXfermodeMode(SkXfermode::kSrc_Mode);
-        canvas->drawImageRect(image, SkIRect::MakeWH(w, h),
+        canvas->drawImageRect(image.get(), SkIRect::MakeWH(w, h),
                               SkRect::MakeWH(SkIntToScalar(w), SkIntToScalar(h)), &blitPaint);
     }
 
     typedef WrappedBenchmark INHERITED;
 };
 
 // Create an MSAA & NVPR-enabled GPU backend
 class GpuWrappedBenchmark : public WrappedBenchmark {
 public:
     explicit GpuWrappedBenchmark(const SkSurfaceProps& surfaceProps, Benchmark* bench,
@@ skipping 32 matching lines @@
         offscreenIter.next();
         SkASSERT(offscreenIter.done());
 #endif
     }
 
     int fNumSamples;
     typedef WrappedBenchmark INHERITED;
 };
 
 #endif //WrappedBenchmark_DEFINED