Roll src/third_party/dart ef0c7f16e609..4ad5fab95753 (41 commits)

[skia-flutter-autoroll]

https://dart.googlesource.com/sdk.git/+log/ef0c7f16e609..4ad5fab95753

git log ef0c7f1..4ad5fab --date=short --first-parent --format='%ad %ae %s'
2020-01-22 jwren@google.com Refactor _placementInSuggestionList to not use the dart:math Point class to represent Place, this has been replaced by a new class.
2020-01-22 rmacnak@google.com [test] Remove dart2js tests of MirrorsUsed. Remove MirrorsUsed annotations for all tests.
2020-01-22 paulberry@google.com Migration: add logic to remove unnecessary "as" expressions.
2020-01-22 paulberry@google.com Migration: verify that "as" expressions are allowed to be null
2020-01-21 scheglov@google.com Parse --packages file as package_config.json or .packages, depending on the content.
2020-01-21 paulberry@google.com Migration: make an inverse function for Variables.uniqueIdentifierForSpan.
2020-01-21 vsm@google.com Add node-source-map-support for better web stack traces during testing
2020-01-21 markzipan@google.com Moving DoubleLinkedQueueEntry's null check to firstEntry and lastEntry.
2020-01-21 jakemac@google.com code review updates from https://dart-review.googlesource.com/c/sdk/+/132300/6 that I forgot to upload
2020-01-21 jwren@google.com Counter utility class for printing additional metrics from the completion_metrics.dart file.
2020-01-21 scheglov@google.com Issue 39833. Report an error when a function typed formal parameter has question and the experiment is not enabled.
2020-01-21 alexmarkov@google.com [vm/aot/tfa] Take control flow into account when building data flow summary
2020-01-21 fmil@google.com Replace fuchsia.deprecatedtimezone
2020-01-21 whesse@google.com [infra] Send only 100 changed test results to Firestore at once
2020-01-21 vsm@google.com [dartdevc,nnbd] include dart:developer and dart:isolate in built sdk
2020-01-21 jwren@google.com Initial and intentionally minimal pkg/dartdev/ package.  This includes some initial CLI utilities and test file.
2020-01-21 brianwilkerson@google.com Enable prefer_single_quotes in analyzer_plugin
2020-01-21 brianwilkerson@google.com Fix some lints from function typed parameters that were not converted automatically
2020-01-21 mfairhurst@google.com [nnbd_migration] Assign instance creation parameters to bounds
2020-01-21 mfairhurst@google.com [nnbd_migration] Assign implicit call type parameters to bounds
2020-01-21 mfairhurst@google.com [nnbd_migration] assign explicit call() type-parameters to their bounds
2020-01-21 brianwilkerson@google.com Enable prefer_single_quotes in analysis_server_client
2020-01-21 brianwilkerson@google.com Enable prefer_single_quotes in analysis_server
2020-01-21 jakemac@google.com Updates frontend_server javascript bundler to be based on import uri instead of file uri.
2020-01-21 victor.agnez@hotmail.com [vm/aot] Fix FlowGraphCompiler::TryIntrinsifyHelper issue for implicit getters and setters of unboxed fields
2020-01-21 paulberry@google.com Migration: create wrapper methods for EditPlanner.surround
2020-01-21 paulberry@google.com Make it easier for tests based on AnalysisContextCollectionImpl to enable NNBD.
2020-01-21 paulberry@google.com Convert builder.dart to triple-slash comment style
2020-01-21 paulberry@google.com Migration: plumb more fix reasons through FixBuilder to instrumentation.
2020-01-21 paulberry@google.com Migration: fix broken reasons for dead code elimination
2020-01-21 paulberry@google.com Migration: generalize creation of unique IDs for source spans
2020-01-21 danny@tuppeny.com Add a server diagnostic page for viewing overlays/contents
2020-01-21 johnniwinther@google.com [cfe] Move type parser to package:kernel
2020-01-21 johnniwinther@google.com [cfe] Implement ClassHierarchyBuilder supertype computation in terms of DartType
2020-01-21 lrn@google.com Include [AssertionError.message] in [AssertionError.toString] value.
2020-01-21 vsm@google.com [js] cleanup old dart:js / js_util files
2020-01-21 dmitryas@google.com [cfe] Allow invocations of Object's member on nullable receivers
2020-01-21 mvdoster@gmail.com docs(Update list.dart)
2020-01-21 13454782+awulkan@users.noreply.github.com Fix: Typo in elementAt() method description
2020-01-21 lrn@google.com Clean-up. Fixes List.generate and Stream.isEmpty documentation.
2020-01-21 dacoharkes@google.com [vm/ffi] Enable tests on CFE

Created with:
gclient setdep -r src/third_party/dart@4ad5fab95753

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

[skia-flutter-autoroll]

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