783642d594
In preparation for removal of the List default constructor from dart:core. See https://github.com/dart-lang/sdk/issues/49529 TEST=existing Change-Id: I68cd8097ed33c0b0d91a75cd890f53fd1ea1ed09 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/273723 Reviewed-by: Alexander Markov <alexmarkov@google.com> Reviewed-by: Aske Simon Christensen <askesc@google.com> Commit-Queue: Johnni Winther <johnniwinther@google.com>