Add comment for fix to issue 95619
Add comment for fix to issue 95619

The fix is very subtle.  We need the comment to ensure we don't accidentally
revert the fix.  It's also a helpful reminder that we should try to find a less
brittle solution.

BUG=95619
TEST=None


Review URL: http://codereview.chromium.org/7995015

git-svn-id: de016e52bd170d2d4f2344f9bf92d50478b649e0@102436 0039d316-1c4b-4281-b951-d872f2087c98

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