TracGit: Replace usage of namedtuple (Python 2.7) with result of that code generator to define `Storage.RevCache`.
TracGit: Replace usage of namedtuple (Python 2.7) with result of that code generator to define `Storage.RevCache`.

Related to #10594.

git-svn-id: 0d96b0c1a6983ccc08b3732614f4d6bfcf9cbb42@10999 af82e41b-90c4-0310-8c96-b1721e28e2e2

rbaumg/trac,rbaumg/trac,rbaumg/trac,rbaumg/trac