[webidl] Fix arrays (#52)

@bzbarsky can you take a look at this, as a solution to https://www.w3.org/Bugs/Public/show_bug.cgi?id=23682?
You can view, comment on, or merge this pull request online at:

  https://github.com/heycam/webidl/pull/52

-- Commit Summary --

  * Remove T[] array types.
  * Rename [ArrayClass] to [LegacyArrayClass].
  * Add FrozenArray<T> type.

-- File Changes --

    M index.html (879)
    M index.xml (733)

-- Patch Links --

https://github.com/heycam/webidl/pull/52.patch
https://github.com/heycam/webidl/pull/52.diff

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Reply to this email directly or view it on GitHub:
https://github.com/heycam/webidl/pull/52