Mac: Fix loading of media libraries (issue #1176)

git-svn-id: http://chromiumembedded.googlecode.com/svn/trunk/cef3@1570 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
Add <algorithm> include required by VS2013 (issue #1094).

git-svn-id: http://chromiumembedded.googlecode.com/svn/trunk/cef3@1571 5089003a-bbd8-11dd-ad1f-f1f9622dbc98