Add NVPR to VisualBench

tools/VisualBench/CpuWrappedBenchmark.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 CpuWrappedBenchmark_DEFINED
-#define CpuWrappedBenchmark_DEFINED
-
-#include "Benchmark.h"
-#include "SkSurface.h"
-
-class CpuWrappedBenchmark : public Benchmark {
-public:
-    // Takes ownership of caller's ref on `bench`.
-    explicit CpuWrappedBenchmark(Benchmark* bench) : fBench(bench) {}
-
-    const char* onGetName()       override { return fBench->getName(); }
-    const char* onGetUniqueName() override { return fBench->getUniqueName(); }
-
-    void onDelayedSetup() override { fBench->delayedSetup(); }
-    void onPerCanvasPreDraw(SkCanvas* canvas) override { fBench->perCanvasPreDraw(canvas); }
-    void onPreDraw(SkCanvas* canvas) override { fBench->preDraw(canvas); }
-    void onPostDraw(SkCanvas* canvas) override { fBench->postDraw(canvas); }
-    void onPerCanvasPostDraw(SkCanvas* canvas) override { fBench->perCanvasPostDraw(canvas); }
-
-    void onDraw(int loops, SkCanvas* canvas) override {
-        // TODO: use onPreDraw() to move offscreen allocation/deallocation out of timing.
-        SkAutoTUnref<SkSurface> offscreen(SkSurface::NewRaster(canvas->imageInfo()));
-
-        fBench->draw(loops, offscreen->getCanvas());
-        SkAutoTUnref<SkImage> image(offscreen->newImageSnapshot());
-        canvas->drawImage(image, 0,0);
-    }
-
-    virtual SkIPoint onGetSize() override { return fBench->getSize(); }
-
-private:
-    SkAutoTUnref<Benchmark> fBench;
-};
-
-#endif//CpuWrappedBenchmark_DEFINED