Fix windows tests.  In the context of fopen the opposite of 'b' for binary is '' for ascii, not 'a' for ascii. Review URL: http://codereview.chromium.org/542104
Fix windows tests.  In the context of fopen the opposite of 'b' for binary
is '' for ascii, not 'a' for ascii.
Review URL: http://codereview.chromium.org/542104

git-svn-id: b158db1e4b4ab85d4c9e510fdef4b1e8c614b15b@3628 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh