Remove the symbol ID string.
Remove the symbol ID string.

Also, provide a specialized instantiation cache for the common case of instanting a
generic type with a single type named type argument.  (i.e. Foo[], List<Whatever>).

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