https://dart.googlesource.com/sdk.git/+log/94a4f6415e6c..c547f5d933e5

git log 94a4f6415e6c..c547f5d933e5 --date=short --first-parent --format='%ad %ae %s'
2019-12-27 brianwilkerson@google.com Enable prefer_generic_function_type_aliases in most of the packages
2019-12-26 bkonyi@google.com [ VM / dart:io / Service ] Add service extension RPCs to dart:io to allow for HttpClient.enableTimelineLogging to be set remotely.
2019-12-26 scheglov@google.com Extract TypeNameResolver.
2019-12-26 bkonyi@google.com [ dartfuzz ] Fix update_spreadsheet.py so it can be run from any directory.
2019-12-26 bkonyi@google.com [ package:vm_service ] Added support for dart:io service extensions
2019-12-26 scheglov@google.com Move ResolverErrorCode codes into CompileTimeErrorCode.
2019-12-26 scheglov@google.com Extract TypeProvider class into lib/dart/element/type_provider.dart file
2019-12-26 scheglov@google.com Remove unused InstanceFieldResolverVisitor.
2019-12-26 markzipan@google.com [dartdevc] Adding nullability check to is expressions.

Created with:
  gclient setdep -r src/third_party/dart@c547f5d933e5

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/dart-sdk-flutter-engine
Please CC dart-vm-team@google.com on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

Bug: None
Tbr: dart-vm-team@google.com