T66557700 Support default argument values of a method (#48863)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/48863
Support default arguments when invoking a module via PyTorch Lite (`mobile::Module`).
Test Plan:
buck test mode/dbg //caffe2/test/cpp/jit:jit -- LiteInterpreterTest.MethodInvocation
buck test mode/dbg caffe2/test:mobile -- test_method_calls_with_optional_arg
Reviewed By: iseeyuan
Differential Revision: D25896212
fbshipit-source-id: 6d7e7fd5f3244a88bd44889024d81ad2e678ffa5
