Roll Dart SDK from 47ab7cca8a83 to f874a4976038 (1 revision) (flutter/engine#51501)

https://dart.googlesource.com/sdk.git/+log/47ab7cca8a83..f874a4976038

2024-03-18 dart-internal-merge@dart-ci-internal.iam.gserviceaccount.com Version 3.4.0-244.0.dev

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 bdero@google.com,dart-vm-team@google.com on the revert to ensure that a human
is aware of the problem.

To file a bug in Flutter Engine: https://github.com/flutter/flutter/issues/new/choose

To report a problem with the AutoRoller itself, please file a bug:
https://issues.skia.org/issues/new?component=1389291&template=1850622

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

DEPS

@@ -62,7 +62,7 @@ vars = {
   # Dart is: https://github.com/dart-lang/sdk/blob/main/DEPS
   # You can use //tools/dart/create_updated_flutter_deps.py to produce
   # updated revision list of existing dependencies.
-  'dart_revision': '47ab7cca8a835768de7c74e8b78fb8fef7ef6744',
+  'dart_revision': 'f874a49760386232301ed7b2ed9a3a637474e73d',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py
@@ -77,7 +77,7 @@ vars = {
   'dart_perfetto_rev': '13ce0c9e13b0940d2476cd0cff2301708a9a2e2b',
   'dart_protobuf_gn_rev': 'ca669f79945418f6229e4fef89b666b2a88cbb10',
   'dart_protobuf_rev': 'b7613581d847e1e36e76f0e36db3a412d8fea5b1',
-  'dart_pub_rev': 'e519de6b6da5aea4f78e58f8906059cc6c2a5993',
+  'dart_pub_rev': '79952b99861109c526f8fc6c513d1ac297c690d9',
   'dart_tools_rev': '378790dd8cdaecd8cb48283de445f7cf80419cc0',
   'dart_watcher_rev': '21858a41da1482922e03ee65cdf2169d01d59a67',
   'dart_web_rev': '2f13cd55f938f71bcd16c831110e3a196967337f',