Roll Dart SDK from ba58b96a80d7 to c48772a79e1f (3 revisions) (flutter#173451)

https://dart.googlesource.com/sdk.git/+log/ba58b96a80d7..c48772a79e1f

2025-08-08 dart-internal-merge@dart-ci-internal.iam.gserviceaccount.com
Version 3.10.0-78.0.dev
2025-08-07 dart-internal-merge@dart-ci-internal.iam.gserviceaccount.com
Version 3.10.0-77.0.dev
2025-08-07 dart-internal-merge@dart-ci-internal.iam.gserviceaccount.com
Version 3.10.0-76.0.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
Please CC codefu@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:
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:
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Author: engine-flutter-autoroll

DEPS

@@ -56,7 +56,7 @@ 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': 'ba58b96a80d77c4af3aab83e5a10afdd23d8c739',
+  'dart_revision': 'c48772a79e1f96c151cac3fd8a234c32e7456681',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py
@@ -311,7 +311,7 @@ deps = {
    Var('dart_git') + '/core.git' + '@' + Var('dart_core_rev'),
 
   'engine/src/flutter/third_party/dart/third_party/pkg/dart_style':
-   Var('dart_git') + '/dart_style.git@5d2ad56bf523cd017febe54514e72c41e86520ee',
+   Var('dart_git') + '/dart_style.git@00b5f3f5256cb179bc340c1e60bb52fd1c2ae1ac',
 
   'engine/src/flutter/third_party/dart/third_party/pkg/dartdoc':
    Var('dart_git') + '/dartdoc.git@414953ed17ea534078f26a8526909ab014c1ad09',
@@ -347,7 +347,7 @@ deps = {
    Var('dart_git') + '/external/github.com/simolus3/tar.git@5a1ea943e70cdf3fa5e1102cdbb9418bd9b4b81a',
 
   'engine/src/flutter/third_party/dart/third_party/pkg/test':
-   Var('dart_git') + '/test.git@953e8282c6e1d08d47d53169fea7ccb7db8475fa',
+   Var('dart_git') + '/test.git@5aef9719ad9b598260c062b2a90a50d2f50a78f3',
 
   'engine/src/flutter/third_party/dart/third_party/pkg/tools':
    Var('dart_git') + '/tools.git' + '@' + Var('dart_tools_rev'),