Manual roll Flutter from 9ff2767f3cb6 to 4a042046a0f1 (28 revisions) (#10067)

Manual roll requested by bmparr@google.com

https://github.com/flutter/flutter/compare/9ff2767f3cb6...4a042046a0f1

2025-09-23 mohellebiabdessalem@gmail.com Simplify asserts in `FlutterMutatorTest` (flutter/flutter#175730)
2025-09-23 mohellebiabdessalem@gmail.com Improve code quality in `AccessibilityBridgeTest.java` (flutter/flutter#175718)
2025-09-23 mohellebiabdessalem@gmail.com Fix linter issues in `VsyncWaiterTest` Capital L for long values (flutter/flutter#175780)
2025-09-23 mohellebiabdessalem@gmail.com Fix wrong order of asserts arguments (flutter/flutter#175726)
2025-09-23 mohellebiabdessalem@gmail.com Simplify test asserts and use lambdas  (flutter/flutter#175727)
2025-09-23 mohellebiabdessalem@gmail.com Remove unused imports, fix assertion order, add non null annotations to `ImageReaderPlatformViewRenderTargetTest.java` (flutter/flutter#175723)
2025-09-23 mohellebiabdessalem@gmail.com Remove unnecessary `String.valueOf` in `KeyboardManager.java` (flutter/flutter#175502)
2025-09-23 mohellebiabdessalem@gmail.com Fix outdated link of `intl` package to point to the correct new location  (flutter/flutter#174498)
2025-09-23 engine-flutter-autoroll@skia.org Roll Packages from 45c9a843859f to 3413b65fdde1 (4 revisions) (flutter/flutter#175854)
2025-09-23 mohellebiabdessalem@gmail.com Fix typo in tests `README` (flutter/flutter#175788)
2025-09-23 byoungchan.lee@gmx.com Update maximum known Gradle version to 9.1.0 (flutter/flutter#175543)
2025-09-23 engine-flutter-autoroll@skia.org Roll Dart SDK from 9e943fe076c8 to 14b4ced3022a (5 revisions) (flutter/flutter#175843)
2025-09-23 bruno.leroux@gmail.com Document how to hide counter in TextField.maxLength (flutter/flutter#175797)
2025-09-23 bruno.leroux@gmail.com [a11y-app] Fix Autocomplete semantics label (flutter/flutter#175409)
2025-09-23 engine-flutter-autoroll@skia.org Roll Fuchsia Linux SDK from CcCe3HpQtBYhTZscb... to naeytagBIBEpKgZNZ... (flutter/flutter#175824)
2025-09-23 engine-flutter-autoroll@skia.org Roll Skia from a38a531dec1d to cabeab8cb22c (16 revisions) (flutter/flutter#175822)
2025-09-23 jiahaog@users.noreply.github.com Load fonts in the order addFont is called (flutter/flutter#174253)
2025-09-22 137456488+flutter-pub-roller-bot@users.noreply.github.com Roll pub packages (flutter/flutter#175545)
2025-09-22 mohellebiabdessalem@gmail.com Remove `name` field form `SupportedPlatform` enum (flutter/flutter#175611)
2025-09-22 mdebbar@google.com [web] Cleanup opportunities post renderer unification (flutter/flutter#174659)
2025-09-22 mohellebiabdessalem@gmail.com Update `KeyChannelResponder.java`  to use method reference  (flutter/flutter#175510)
2025-09-22 dominik@roszkowski.dev Update docs/engine/contributing/Compiling-the-engine.md with macOS build steps (flutter/flutter#175716)
2025-09-22 bkonyi@google.com [ Widget Preview ] Allow for custom `Preview` annotations, add support for runtime transformations (flutter/flutter#175535)
2025-09-22 mohellebiabdessalem@gmail.com Remove unnecessary public modifier in `KeyboardManager.java` (flutter/flutter#175500)
2025-09-22 muhatashim@google.com bump robolectric and java to 21 (flutter/flutter#175550)
2025-09-22 dixita0607@users.noreply.github.com Fix: Update docs tool tag to sample in ImageProvider (flutter/flutter#175256)
2025-09-22 stuartmorgan@google.com  Roll Packages from 3d5c4196d9c8 to 45c9a843859f (flutter/flutter#175794)
2025-09-21 dkwingsmt@users.noreply.github.com Correctly implement PlatformViews' cursors on Web (flutter/flutter#174300)

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/flutter-packages
Please CC bmparr@google.com,stuartmorgan@google.com on the revert to ensure that a human
is aware of the problem.

To file a bug in Packages: 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
diff --git a/.ci/flutter_master.version b/.ci/flutter_master.version
index 0588f82..ec1a949 100644
--- a/.ci/flutter_master.version
+++ b/.ci/flutter_master.version
@@ -1 +1 @@
-9ff2767f3cb6db6121f7717fcdb081eb24e9536d
+4a042046a0f182b2b0729ce7a7271276b08d4f19
diff --git a/packages/in_app_purchase/in_app_purchase_storekit/example/shared/RunnerTests/InAppPurchasePluginTests.swift b/packages/in_app_purchase/in_app_purchase_storekit/example/shared/RunnerTests/InAppPurchasePluginTests.swift
index 117396c..eb49205 100644
--- a/packages/in_app_purchase/in_app_purchase_storekit/example/shared/RunnerTests/InAppPurchasePluginTests.swift
+++ b/packages/in_app_purchase/in_app_purchase_storekit/example/shared/RunnerTests/InAppPurchasePluginTests.swift
@@ -153,7 +153,7 @@
       "transactionTimeStamp": NSDate().timeIntervalSince1970,
     ]
 
-    let paymentTransactionStub = SKPaymentTransactionStub(map: transactionMap)
+    let _ = SKPaymentTransactionStub(map: transactionMap)
 
     let handler = PaymentQueueHandlerStub()
     plugin.paymentQueueHandler = handler