Un-reverting 33964 - turns out the problem here was that I used DCHECKs with mocked methods in it, and in release mode my expectations no longer matched.  See added #ifdef in data_type_manager_impl_unittest.cc.

Review URL: http://codereview.chromium.org/661111

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@40164 0039d316-1c4b-4281-b951-d872f2087c98
27 files changed