Fix for potential typedef issue

include/effects/SkMatrixConvolutionImageFilter.h

Index: include/effects/SkMatrixConvolutionImageFilter.h
diff --git a/include/effects/SkMatrixConvolutionImageFilter.h b/include/effects/SkMatrixConvolutionImageFilter.h
index b2602fe6f889c46ec9222b83f9ff370b7afc2b26..fca5a5af31104d7a3cd34937769282ddb09199fe 100644
--- a/include/effects/SkMatrixConvolutionImageFilter.h
+++ b/include/effects/SkMatrixConvolutionImageFilter.h
@@ -20,6 +20,8 @@
  */
 
 class SK_API SkMatrixConvolutionImageFilter : public SkImageFilter {
+    typedef SkImageFilter INHERITED;
+
 public:
     /*! \enum TileMode */
     enum TileMode {
@@ -73,7 +75,6 @@ private:
     SkIPoint  fTarget;
     TileMode  fTileMode;
     bool      fConvolveAlpha;
-    typedef SkImageFilter INHERITED;
 
     template <class PixelFetcher, bool convolveAlpha>
     void filterPixels(const SkBitmap& src, SkBitmap* result, const SkIRect& rect);