Switch from subtype to assignment compat
Switch from subtype to assignment compat

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