a302550068
This brings the native port deserializer into agreement with the native port serializer and the interpretation of TypedData::length_. TEST=ci Change-Id: I52eb28af7292fc15b0ad4779dc4d4e723f6e128b Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/208283 Reviewed-by: Siva Annamalai <asiva@google.com> Commit-Queue: Ryan Macnak <rmacnak@google.com>