Merge pull request #993 from leobalter/function-name

src/arguments/args-trailing-comma-multiple.case

src/arguments/args-trailing-comma-null.case

src/arguments/args-trailing-comma-single-args.case

src/arguments/args-trailing-comma-undefined.case

src/arguments/default/async-gen-func-decl.template

src/arguments/default/async-gen-func-expr.template

src/arguments/default/async-gen-meth.template

src/arguments/default/async-gen-named-func-expr.template

...arguments/default/cls-decl-async-gen-meth-static.template

src/arguments/default/cls-decl-async-gen-meth.template

src/arguments/default/cls-decl-gen-meth-static.template

src/arguments/default/cls-decl-gen-meth.template

src/arguments/default/cls-decl-meth-static.template

src/arguments/default/cls-decl-meth.template

...arguments/default/cls-expr-async-gen-meth-static.template

src/arguments/default/cls-expr-async-gen-meth.template

src/arguments/default/cls-expr-gen-meth-static.template

src/arguments/default/cls-expr-gen-meth.template

src/arguments/default/cls-expr-meth-static.template

src/arguments/default/cls-expr-meth.template