https://github.com/dart-lang/sdk/issues/59716
Deprecate dart:html, dart:svg, dart:indexed_db, dart:web_audio,
and dart:web_gl in favor of package:web and dart:js_interop.
dart:web_sql has already been deprecated and unable to be
imported.
CoreLibraryReviewExempt: JS-specific library, deprecation only.
Change-Id: I2799b474be660153318a60d5e801ecd8431b08a2
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/401045
Reviewed-by: Sigmund Cherem <sigmund@google.com>
Srujan Gaddam
f3b6370109