Move ParseArguments to ParserBase and add tests.

Notes:
- PreParser didn't produce "too_many_arguments"; now it does.
- The argument count in the error message was wrong; fixed it.

BUG=v8:3126
LOG=N
R=ulan@chromium.org

Review URL: https://codereview.chromium.org/194503004

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@19812 ce2b1a6d-e550-0410-aec6-3dcde31c8c00