ARGB image encoder for checksums.
https://codereview.chromium.org/14267031/


git-svn-id: http://skia.googlecode.com/svn/trunk@8831 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/utils/SkMD5.h b/src/utils/SkMD5.h
index 6fbdb46..6b4fc53 100644
--- a/src/utils/SkMD5.h
+++ b/src/utils/SkMD5.h
@@ -17,7 +17,7 @@
 //SK_CPU_LENDIAN allows 32 bit <=> 8 bit conversions without copies (if alligned).
 //SK_CPU_FAST_UNALIGNED_ACCESS allows 32 bit <=> 8 bit conversions without copies if SK_CPU_LENDIAN.
 
-class SkMD5 : SkWStream {
+class SkMD5 : public SkWStream {
 public:
     SkMD5();