Add texture create/upload stats and make nanobench have explicit gpu stats flag

src/gpu/GrGpu.h

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrGpu_DEFINED
 #define GrGpu_DEFINED
 
@@ skipping 351 matching lines @@
                    const GrStencilSettings&);
 
     ///////////////////////////////////////////////////////////////////////////
     // Debugging and Stats
 
     class Stats {
     public:
 #if GR_GPU_STATS
         Stats() { this->reset(); }
 
-        void reset() { fRenderTargetBinds = 0; fShaderCompilations = 0; }
+        void reset() {
+            fRenderTargetBinds = 0;
+            fShaderCompilations = 0;
+            fTextureCreates = 0;
+            fTextureUploads = 0;
+        }
 
         int renderTargetBinds() const { return fRenderTargetBinds; }
         void incRenderTargetBinds() { fRenderTargetBinds++; }
         int shaderCompilations() const { return fShaderCompilations; }
         void incShaderCompilations() { fShaderCompilations++; }
+        int textureCreates() const { return fTextureCreates; }
+        void incTextureCreates() { fTextureCreates++; }
+        int textureUploads() const { return fTextureUploads; }
+        void incTextureUploads() { fTextureUploads++; }
         void dump(SkString*);
 
     private:
         int fRenderTargetBinds;
         int fShaderCompilations;
+        int fTextureCreates;
+        int fTextureUploads;
 #else
         void dump(SkString*) {};
         void incRenderTargetBinds() {}
         void incShaderCompilations() {}
+        void incTextureCreates() {}
+        void incTextureUploads() {}
 #endif
     };
 
     Stats* stats() { return &fStats; }
 
     /**
      * Called at start and end of gpu trace marking
      * GR_CREATE_GPU_TRACE_MARKER(marker_str, target) will automatically call these at the start
      * and end of a code block respectively
      */
@@ skipping 122 matching lines @@
     int                                                                 fGpuTraceMarkerCount;
     GrTraceMarkerSet                                                    fActiveTraceMarkers;
     GrTraceMarkerSet                                                    fStoredTraceMarkers;
     // The context owns us, not vice-versa, so this ptr is not ref'ed by Gpu.
     GrContext*                                                          fContext;
 
     typedef SkRefCnt INHERITED;
 };
 
 #endif