[co19] Roll co19 to e4ef2c487fefac2bf357c464dc2048f777c9312d

2025-07-03 [email protected] Fixes dart-lang/co19#3242. Update expected errors positions for CFE (dart-lang/co19#3244)
2025-07-02 [email protected] Fixes dart-lang/co19#3240. Wrap `AsyncExpect.data()` in `asyncStart/End()` (dart-lang/co19#3243)
2025-07-01 [email protected] dart-lang/co19#3180. Add `JSPromise` tests (dart-lang/co19#3239)
2025-06-30 [email protected] dart-lang/co19#3180. Add more JS interop objects test (dart-lang/co19#3238)
2025-06-27 [email protected] dart-lang/co19#3180. Add JSUintXArray tests (dart-lang/co19#3237)
2025-06-26 [email protected] dart-lang/co19#3180. Add more JS arrays tests (dart-lang/co19#3236)

Cq-Include-Trybots: luci.dart.try:analyzer-linux-release-try,dart2js-minified-linux-d8-try
Change-Id: I246dc2c982926116020b9a79926043f8297d0d01
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/438663
Auto-Submit: Tess Strickland <[email protected]>
Reviewed-by: Martin Kustermann <[email protected]>
Commit-Queue: Tess Strickland <[email protected]>

Author: sstrickl

DEPS

@@ -54,7 +54,7 @@ vars = {
 
   # co19 is a cipd package automatically generated for each co19 commit.
   # Use tests/co19/update.sh to update this hash.
-  "co19_rev": "a2087664aff8aa48ab19f52ac5ddfaf3ef3f20ab",
+  "co19_rev": "e4ef2c487fefac2bf357c464dc2048f777c9312d",
 
   # The internal benchmarks to use. See go/dart-benchmarks-internal
   "benchmarks_internal_rev": "1fa5d33a45f7d4dd0093124706cdfa45d9270851",