Add msaa configs to bench_pictures

tools/PictureRenderer.cpp

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "PictureRenderer.h"
 #include "picture_utils.h"
 #include "SamplePipeControllers.h"
@@ skipping 102 matching lines @@
 #endif
         case kGPU_DeviceType: {
             SkAutoTUnref<GrSurface> target;
             if (fGrContext) {
                 // create a render target to back the device
                 GrTextureDesc desc;
                 desc.fConfig = kSkia8888_GrPixelConfig;
                 desc.fFlags = kRenderTarget_GrTextureFlagBit;
                 desc.fWidth = width;
                 desc.fHeight = height;
-                desc.fSampleCnt = 0;
+                desc.fSampleCnt = fSampleCount;
                 target.reset(fGrContext->createUncachedTexture(desc, NULL, 0));
             }
             if (NULL == target.get()) {
                 SkASSERT(0);
                 return NULL;
             }
 
             SkAutoTUnref<SkGpuDevice> device(SkGpuDevice::Create(target));
             canvas = SkNEW_ARGS(SkCanvas, (device.get()));
             break;
@@ skipping 708 matching lines @@
     virtual SkString getConfigNameInternal() SK_OVERRIDE {
         return SkString("picture_clone");
     }
 };
 
 PictureRenderer* CreatePictureCloneRenderer() {
     return SkNEW(PictureCloneRenderer);
 }
 
 } // namespace sk_tools