safeunref method to SkSafeUnref.

git-svn-id: http://skia.googlecode.com/svn/trunk@777 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/samplecode/SampleFuzz.cpp b/samplecode/SampleFuzz.cpp
index ba1fc03..c6f45d6 100644
--- a/samplecode/SampleFuzz.cpp
+++ b/samplecode/SampleFuzz.cpp
@@ -150,7 +150,7 @@
 
     case 7: 
       if (quick == true) break;
-          paint.setMaskFilter(SkBlurMaskFilter::Create(make_number(), SkBlurMaskFilter::kNormal_BlurStyle))->safeUnref();
+          SkSafeUnref(paint.setMaskFilter(SkBlurMaskFilter::Create(make_number(), SkBlurMaskFilter::kNormal_BlurStyle)));
       break;
 
     case 8: