Speculative Mac 10.6 fix: disable medium & high filter quality tests.

gm/matriximagefilter.cpp

Index: gm/matriximagefilter.cpp
diff --git a/gm/matriximagefilter.cpp b/gm/matriximagefilter.cpp
index df691c95d8c3aba72909c832444d34f31a61735e..29dec39b9e583798bcf11f75b636609373c9b653 100644
--- a/gm/matriximagefilter.cpp
+++ b/gm/matriximagefilter.cpp
@@ -73,11 +73,14 @@ protected:
         canvas->translate(srcRect.width() + margin, 0);
         draw(canvas, srcRect, checkerboard, matrix, SkPaint::kLow_FilterLevel);
 
+#if 0
+        // This may be causing Mac 10.6 to barf.
         canvas->translate(srcRect.width() + margin, 0);
         draw(canvas, srcRect, checkerboard, matrix, SkPaint::kMedium_FilterLevel);
 
         canvas->translate(srcRect.width() + margin, 0);
         draw(canvas, srcRect, checkerboard, matrix, SkPaint::kHigh_FilterLevel);
+#endif
     }
 
 private: