Remove unnecessary code in the harness.
Remove unnecessary code in the harness.

popravich/typescript,mbebenita/shumway.ts,fdecampredon/jsx-typescript-old-version,hippich/typescript,hippich/typescript,mbebenita/shumway.ts,fdecampredon/jsx-typescript-old-version,popravich/typescript,popravich/typescript,mbebenita/shumway.ts,hippich/typescript,fdecampredon/jsx-typescript-old-version