Roll src/third_party/dart a9ea936..582727a (33 commits) (#15906)

https://dart.googlesource.com/sdk.git/+log/a9ea9365ad8a..582727a4ec3b

git log a9ea936..582727a --date=short --first-parent --format='%ad %ae %s'
2020-01-23 scheglov@google.com Tests for TypeName resolution, fixes for NNBD opt-in/out mixes.
2020-01-23 markzipan@google.com [dartdevc] Normalizing legacy null to null.
2020-01-23 pquitslund@google.com element info for Function `call` suggestions
2020-01-22 markzipan@google.com [dartdevc] Fixing null coercions in linked_hash_map.dart.
2020-01-22 paulberry@google.com Report an exception to the client if EditDomainHandler.dartfix encounters an exception.
2020-01-22 mfairhurst@google.com [nnbd_migration] Support LUB(T extends num, num)
2020-01-22 paulberry@google.com Migration: add permissive mode support to FixBuilder
2020-01-22 nshahan@google.com [dartdevc] Fix nullability wrapping for Never and Bottom types
2020-01-22 vsm@google.com [nnbd] remove opt-out for dart:_js
2020-01-22 rmacnak@google.com [lib] Be explicit about the type parameter for positional argument lists.
2020-01-22 kustermann@google.com [vm] Extend cpu_arm.cc to support devices using ARMv8 in "Processor" field
2020-01-22 nshahan@google.com [cfe] Automatically opt out generated multi-tests from the *_2 paths
2020-01-22 markzipan@google.com [dartdevc] Cleaning up generic function processing logic and formatting.
2020-01-22 jwren@google.com Add an initial tests for dartdev that can execute and pass on the Dart build bots, as well as locally.
2020-01-22 brianwilkerson@google.com First steps to allow migration to be incrementally rerun
2020-01-22 scheglov@google.com Support for instantiating opt-in classes from legacy libraries.
2020-01-22 scheglov@google.com Fix reporting of uninitialized field errors after a redirecting constructor.
2020-01-22 pquitslund@google.com Function `call()` suggestions
2020-01-22 srawlins@google.com NNBD preview: Fix windows tests
2020-01-22 rmacnak@google.com [test] Fork mirrors tests.
2020-01-22 scheglov@google.com Replace ClassElement/FunctionTypeAliasElement.instantiateToBounds() with TypeSystem.instantiateToBounds2()
2020-01-22 liama@google.com [vm] Fix function type testing in NNBD legacy mode.
2020-01-22 bkonyi@google.com [ dartfuzz ] Fixed DartFuzz collection script to reflect changes in infra pages
2020-01-22 jwren@google.com Cleanup from a previous PR, additional assertion in Place constructor
2020-01-22 scheglov@google.com Build non-nullable or legacy SDK summary.
2020-01-22 srawlins@google.com Move UNDEFINED_{GETTER,METHOD,OPERATOR,SETTER} tests to their own files
2020-01-22 srawlins@google.com Add an Edits panel, listing all edits in a page; #40115
2020-01-22 paulberry@google.com Migration: fix instrumentation when dropping the condition and else parts of an "if"
2020-01-22 paulberry@google.com Migration: fix unused import
2020-01-22 dacoharkes@google.com [vm/ffi] Add tests with very many arguments
2020-01-22 cskau@google.com [SDK] Fixes stack trace service API tests.
2020-01-22 scheglov@google.com Issue 35908. Remove DartObjectImpl types comparison workaround.
2020-01-22 lrn@google.com Add new constructors to TypedData classes.

Created with:
  gclient setdep -r src/third_party/dart@582727a4ec3b

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

Author: skia-flutter-autoroll

DEPS

@@ -34,7 +34,7 @@ vars = {
   # Dart is: https://github.com/dart-lang/sdk/blob/master/DEPS.
   # You can use //tools/dart/create_updated_flutter_deps.py to produce
   # updated revision list of existing dependencies.
-  'dart_revision': 'a9ea9365ad8a3e3b59115bd889a55b6aa2c5a5fa',
+  'dart_revision': '582727a4ec3b4ec3ad145ff421499e54d683763b',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py

ci/licenses_golden/licenses_third_party

@@ -1,4 +1,4 @@
-Signature: a581f97cf7b9a6d36324713c9bbc15d2
+Signature: 37497488fec4c1e2f63b9cfffdd993cc
 
 UNUSED LICENSES: