Roll src/third_party/dart 2f57602411b3..76e3faa9824e (37 commits) (flutter#15143)

https://dart.googlesource.com/sdk.git/+log/2f57602411b3..76e3faa9824e

git log 2f57602411b3..76e3faa9824e --date=short --first-parent --format='%ad %ae %s'
2020-01-04 scheglov@google.com Resolve MethodInvocation(s) with Never and Never? receivers.
2020-01-04 sigmund@google.com (dart2js): enable new-rti by default
2020-01-03 mfairhurst@google.com [nnbd_migration] Fix ConditionalModification on IfElement
2020-01-03 scheglov@google.com Remove duplication in checking elements in TypeNameResolver.
2020-01-03 mfairhurst@google.com [nnbd_migration] handle yoda conditions with null literals
2020-01-03 mfairhurst@google.com [nnbd_migration] handle Object better, to fix void -> Object assignments
2020-01-03 fishythefish@google.com [dart2js] Treat type variable bounds checks as implicit is-tests.
2020-01-03 scheglov@google.com Resolve MethodInvocation fully in MethodInvocationResolver.
2020-01-03 scheglov@google.com Report error during constant evaluation for ForElement.
2020-01-03 alexmarkov@google.com [vm/compiler] Do not use specualtive unboxing for Phi instructions in AOT
2020-01-03 mfairhurst@google.com [nnbd_migration] Save enum `index` getter in the node builder
2020-01-03 johnniwinther@google.com [analyzer,cfe,dart2js] Do not generate annotations for empty values.
2020-01-03 mfairhurst@google.com [nnbd_migration] Support mixins, specifically `super` on a mixin.
2020-01-03 bkonyi@google.com [ package:vm_service ] Export dart:io service extensions through package_vm_service
2020-01-03 markzipan@google.com Inlining list copy in Queue.toList.
2020-01-03 alexmarkov@google.com [vm/compiler] Fix crash in StringInterpolateInstr::Canonicalize
2020-01-03 scheglov@google.com Check for MigrationResolutionHooks directly in StaticTypeAnalyzer and ResolverVisitor.
2020-01-03 nshahan@google.com [tests] Update test expectations
2020-01-03 kustermann@google.com [vm/compiler] Consistently use pc-offsets of pointing to instruction after call in static calls table, to ensure unique offsets
2020-01-03 bkonyi@google.com [ package:vm_service ] Added methods to allow for HttpClient.enableTimelineLogging to be set via package:vm_service
2020-01-03 scheglov@google.com Stop using assertHasTestErrors() where possible.
2020-01-03 danny@tuppeny.com Show parens in LSP workspace symbols for methods/functions
2020-01-03 danny@tuppeny.com Don't include end of comment markers in TODO range
2020-01-03 scheglov@google.com Remove unnecessary climbing up when reporting non-type element.
2020-01-03 scheglov@google.com Remove _checkElementOfType().
2020-01-03 johnniwinther@google.com [cfe] Include nullability in implicit tearoff
2020-01-03 johnniwinther@google.com [cfe] Replace isImplicitCall with ExpressionInvocation node
2020-01-03 sjindel@google.com [vm/tfa] Use pragma to pass type arguments to exact return types.
2020-01-03 johnniwinther@google.com [analyzer,cfe,dart2js] Support annotated code generation
2020-01-03 alexmarkov@google.com [vm/tfa] Cleanup unused entry points json files
2020-01-03 sigmund@google.com (dart2js) release some data-structures after resolution.
2020-01-03 fishythefish@google.com [dart2js] Add redirections for unneeded native classes in ruleset.
2020-01-02 fishythefish@google.com [dart2js] Add new RTI impact for is-tests and type checks.
2020-01-02 nshahan@google.com [dartdevc] Cleanup violations of always_declare_return_types lint
2020-01-02 rmacnak@google.com [vm, timeline] Following switch from Duration events to Begin-End event pairs, avoid separate native call transitions to query the monotonic and thread clocks.
2020-01-02 pquitslund@google.com typos
2020-01-02 asiva@google.com [VM/Runtime] Propagate error from Loader::InitForSnapshot instead of asserting

Created with:
  gclient setdep -r src/third_party/dart@76e3faa9824e

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': '2f57602411b3b05fd2775cd3b63f94d2c6b37698',
+  'dart_revision': '76e3faa9824e8ab888962fd7d18dfe96a78fb7b0',
 
   # 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: 4805db800b859f69834665d3e1ffd9bc
+Signature: d4cd08c8943a8a854383dba1d5237725
 
 UNUSED LICENSES: