Move scoped_cftyperef from base to base/mac, use the new namespace, and name it
properly (scoped_cftyperef -> ScopedCFTypeRef).

TEST=it compiles
BUG=none
Review URL: http://codereview.chromium.org/3855001

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@62887 0039d316-1c4b-4281-b951-d872f2087c98
66 files changed