Attempt at fixing color cube bench

bench/ColorCubeBench.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 "Benchmark.h"
 #include "SkCanvas.h"
 #include "SkColorCubeFilter.h"
 #include "SkGradientShader.h"
@@ skipping 76 matching lines @@
             for (int g = 0; g < fCubeDimension; ++g) {
                 for (int b = 0; b < fCubeDimension; ++b) {
                     pixels[(fCubeDimension * ((fCubeDimension * b) + g)) + r] =
                         SkColorSetARGB(0xFF, lut[r], lut[g], lut[b]);
                 }
             }
         }
     }
 
     void test(const int loops, SkCanvas* canvas) {
-        SkAutoTUnref<SkColorFilter> colorCube(
-            SkColorCubeFilter::Create(fCubeData, fCubeDimension));
         SkPaint paint;
-        paint.setColorFilter(colorCube);
-
         for (int i = 0; i < loops; i++) {
+            SkAutoTUnref<SkColorFilter> colorCube(
+                SkColorCubeFilter::Create(fCubeData, fCubeDimension));
+            paint.setColorFilter(colorCube);
             canvas->drawBitmap(fBitmap, 0, 0, &paint);
         }
     }
 
     typedef Benchmark INHERITED;
 };
 
 ///////////////////////////////////////////////////////////////////////////////
 
 DEF_BENCH( return new ColorCubeBench(); )