Began logging more gpu stats from nanobench

bench/SKPBench.h

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SKPBench_DEFINED
 #define SKPBench_DEFINED
 
@@ skipping 10 matching lines @@
 class SKPBench : public Benchmark {
 public:
     SKPBench(const char* name, const SkPicture*, const SkIRect& devClip, SkScalar scale,
              bool useMultiPictureDraw, bool doLooping);
     ~SKPBench() override;
 
     int calculateLoops(int defaultLoops) const override {
         return fDoLooping ? defaultLoops : 1;
     }
 
+    void getGpuStats(SkCanvas*, SkTArray<SkString>* keys, SkTArray<double>* values) override;
+
 protected:
     const char* onGetName() override;
     const char* onGetUniqueName() override;
     void onPerCanvasPreDraw(SkCanvas*) override;
     void onPerCanvasPostDraw(SkCanvas*) override;
     bool isSuitableFor(Backend backend) override;
     void onDraw(int loops, SkCanvas* canvas) override;
     SkIPoint onGetSize() override;
 
     virtual void drawMPDPicture();
@@ skipping 13 matching lines @@
     const bool fUseMultiPictureDraw;
     SkTDArray<SkSurface*> fSurfaces;   // for MultiPictureDraw
     SkTDArray<SkIRect> fTileRects;     // for MultiPictureDraw
 
     const bool fDoLooping;
 
     typedef Benchmark INHERITED;
 };
 
 #endif