SkMemoryStream::setData should also set the current offset to 0.

R=scroggo@google.com

Review URL: https://codereview.chromium.org/73273004

git-svn-id: http://skia.googlecode.com/svn/trunk@12308 2bbb7eff-a529-9590-31e7-b0007b416f81
1 file changed