syscall/js: remove Wrapper interface

This change removes the js.Wrapper interface for performance reasons.
See proposal #44006 for details.

This is a breaking change, but syscall/js is exempt from Go's
compatibility promise.

Fixes #44006

Change-Id: I968cd14b1e61cc72ea9f84240b6bd29e8b8ae673
Reviewed-on: https://go-review.googlesource.com/c/go/+/356430
Trust: Richard Musiol <neelance@gmail.com>
Reviewed-by: Cherry Mui <cherryyz@google.com>
Reviewed-by: Emmanuel Odeke <emmanuel@orijtech.com>
2 files changed
tree: 4080e872deadc7928262baaa798c2f15f7f38e48
  1. .github/
  2. api/
  3. doc/
  4. lib/
  5. misc/
  6. src/
  7. test/
  8. .gitattributes
  9. .gitignore
  10. AUTHORS
  11. codereview.cfg
  12. CONTRIBUTING.md
  13. CONTRIBUTORS
  14. LICENSE
  15. PATENTS
  16. README.md
  17. SECURITY.md
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