Roll src/third_party/dart 4cdb0d1b453b..5f9e3e07915b (14 commits) (#18495)

diff --git a/DEPS b/DEPS
index ad0ce7a..62c6305 100644
--- a/DEPS
+++ b/DEPS
@@ -34,7 +34,7 @@
   # 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': '4cdb0d1b453bef7076b44a5cf3314916a79c9dd1',
+  'dart_revision': '5f9e3e07915b90a99867f1acd6dd9d3ac9bc9049',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py
@@ -60,7 +60,7 @@
   'dart_http_tag': 'a131e563c09349f624d5421237183a06fb10552d',
   'dart_http_throttle_tag': '1.0.2',
   'dart_intl_tag': '0.16.1',
-  'dart_json_rpc_2_tag': 'eec10819a40e7bf2e401f2b97368776a90cc5550',
+  'dart_json_rpc_2_tag': 'd589e635d8ccb7cda6a804bd571f88abbabab146',
   'dart_linter_tag': '0.1.115',
   'dart_logging_tag': '9561ba016ae607747ae69b846c0e10958ca58ed4',
   'dart_markdown_tag': 'dd150bb64c5f3b41d31f20f399ae2a855f7f8c00',
diff --git a/ci/licenses_golden/licenses_third_party b/ci/licenses_golden/licenses_third_party
index 8070679..a2f1899 100644
--- a/ci/licenses_golden/licenses_third_party
+++ b/ci/licenses_golden/licenses_third_party
@@ -1,4 +1,4 @@
-Signature: 1a98e5cbb27b82e318a2b313aa4d9217
+Signature: fa03bf0af520da06be1bd8af200a5926
 
 UNUSED LICENSES: