Revert "[vm/extensions] Fix Loader::ReloadNativeExtensions(...)."

This reverts commit 4118d3c793734e3f5ca500b7aeedf9e4c70d4f62.

Crashes on hot reload/rollback bots.

Original change's description:
> [vm/extensions] Fix Loader::ReloadNativeExtensions(...).
> 
> This method was not doing anything since the switch to Dart 2
> because extensions no longer were added as imports to the libraries
> which loaded them.
> 
> This is a commandeer of https://dart-review.googlesource.com/c/sdk/+/90240 with a bug fix.
> 
> Change-Id: Idfe2ec16ae714b5a31ed53332da6704248949915
> Reviewed-on: https://dart-review.googlesource.com/c/92180
> Commit-Queue: Samir Jindel <sjindel@google.com>
> Reviewed-by: Ryan Macnak <rmacnak@google.com>

TBR=rmacnak@google.com,sjindel@google.com

Change-Id: If8c8d6cf8ee2cb0a354601f94c609d3d7b5ddf03
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://dart-review.googlesource.com/c/92640
Reviewed-by: Samir Jindel <sjindel@google.com>
3 files changed
tree: 90ef10d339cc38381ec5bd0dff801bc654758aa0
  1. .github/
  2. build/
  3. client/
  4. docs/
  5. pkg/
  6. runtime/
  7. samples/
  8. samples-dev/
  9. sdk/
  10. tests/
  11. third_party/
  12. tools/
  13. utils/
  14. .clang-format
  15. .gitattributes
  16. .gitconfig
  17. .gitignore
  18. .gn
  19. .mailmap
  20. .packages
  21. .vpython
  22. AUTHORS
  23. BUILD.gn
  24. CHANGELOG.md
  25. codereview.settings
  26. CONTRIBUTING.md
  27. DEPS
  28. LICENSE
  29. PATENTS
  30. PRESUBMIT.py
  31. README.dart-sdk
  32. README.md
  33. WATCHLISTS
README.md

Dart

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