[PyTorch Edge][type] Move TypeParser class definition to header file (#65976)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/65976
More TypeParser class to header file so it can be called from somewhere else. For example, the getContainedTypes() api in this stack can be moved to other files.
ghstack-source-id: 139826943
Test Plan: CI
Reviewed By: iseeyuan
Differential Revision: D31294254
fbshipit-source-id: 1c532fd69c7f6b44ad2332055d24c95a0fac1846
