Clean up SkImageFilter.

bench/MatrixConvolutionBench.cpp

Index: bench/MatrixConvolutionBench.cpp
diff --git a/bench/MatrixConvolutionBench.cpp b/bench/MatrixConvolutionBench.cpp
index 82529737c1bbd344f1206ec279ecdfd92e5469e4..77910c90a99ef4590852e4d119469f03265e372e 100644
--- a/bench/MatrixConvolutionBench.cpp
+++ b/bench/MatrixConvolutionBench.cpp
@@ -22,8 +22,8 @@ public:
             SkIntToScalar( 1), SkIntToScalar( 1), SkIntToScalar( 1),
         };
         SkScalar gain = 0.3f, bias = SkIntToScalar(100);
-        SkIPoint target = SkIPoint::Make(1, 1);
-        fFilter = SkMatrixConvolutionImageFilter::Create(kernelSize, kernel, gain, bias, target, tileMode, convolveAlpha);
+        SkIPoint kernelOffset = SkIPoint::Make(1, 1);
+        fFilter = SkMatrixConvolutionImageFilter::Create(kernelSize, kernel, gain, bias, kernelOffset, tileMode, convolveAlpha);
     }
 
     ~MatrixConvolutionBench() {