Roll the latest dart_style into the SDK.

There are only three visible changes:

- Respect "// @Dart=" comments when deciding what style to use:
  dart-lang/dart_style@6753ab4

- Allow a list of files in "include:" in analysis_options.yaml:
  dart-lang/dart_style@ecfc0cb

- Optimize by about 5%:
  dart-lang/dart_style@02957e6

There are no style changes.

Change-Id: If301978e0127ca5fa54b78611a2d002102e66798
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/395460
Reviewed-by: Morgan :) <[email protected]>
Auto-Submit: Bob Nystrom <[email protected]>
Commit-Queue: Morgan :) <[email protected]>
Reviewed-by: Jens Johansen <[email protected]>

Author: munificent

DEPS

@@ -131,7 +131,7 @@ vars = {
   #   and land the review.
   #
   # For more details, see https://github.com/dart-lang/sdk/issues/30164.
-  "dart_style_rev": "dc13a2f8e667825980cbc1a06ed645620f9bed70", # disable tools/rev_sdk_deps.dart
+  "dart_style_rev": "f6d020e48cc531a0967c91fa88028c086fedfbf9", # disable tools/rev_sdk_deps.dart
   "dartdoc_rev": "6bbd3d7b535ee4ed889beaeea68d66e54b196aee",
   "ecosystem_rev": "52e4ceb6f0715bab5c47495429c4a2b7ce708a66",
   "flute_rev": "a531c96a8b43d015c6bfbbfe3ab54867b0763b8b",

pkg/front_end/testcases/enhanced_enums/generic_enum_switch.dart.textual_outline.expect

@@ -1,6 +1,10 @@
 // @dart = 2.19
 
-enum Enum<T> { a<num>(), b<String>(), c<bool>() }
+enum Enum<T> {
+  a<num>(),
+  b<String>(),
+  c<bool>(),
+}
 
 method1(Enum<dynamic> e) {}
 

pkg/front_end/testcases/enhanced_enums/generic_enum_switch.dart.textual_outline_modelled.expect

@@ -1,6 +1,10 @@
 // @dart = 2.19
 
-enum Enum<T> { a<num>(), b<String>(), c<bool>() }
+enum Enum<T> {
+  a<num>(),
+  b<String>(),
+  c<bool>(),
+}
 
 method1(Enum<dynamic> e) {}
 

pkg/front_end/testcases/nnbd/issue41102.dart.textual_outline.expect

@@ -5,9 +5,8 @@ import 'dart:async';
 void main() {}
 
 final t = StreamTransformer.fromHandlers(
-  handleData: (data, sink) => Future.microtask(() => sink.add(data)),
-  handleDone: (sink) => Future.microtask(() => sink.close()),
-);
+    handleData: (data, sink) => Future.microtask(() => sink.add(data)),
+    handleDone: (sink) => Future.microtask(() => sink.close()));
 
 final s1 = [];
 

pkg/front_end/testcases/nnbd/issue41102.dart.textual_outline_modelled.expect

@@ -37,9 +37,8 @@ final s8 = s7[0];
 final s9 = s7[0] = 0;
 
 final t = StreamTransformer.fromHandlers(
-  handleData: (data, sink) => Future.microtask(() => sink.add(data)),
-  handleDone: (sink) => Future.microtask(() => sink.close()),
-);
+    handleData: (data, sink) => Future.microtask(() => sink.add(data)),
+    handleDone: (sink) => Future.microtask(() => sink.close()));
 
 int? s5;
 

pkg/front_end/testcases/patterns/exhaustiveness/unsound_cast_3_2.dart.textual_outline.expect

@@ -15,15 +15,15 @@ class Y extends B {}
 class Z implements A, B {}
 
 int unsound1(S s) => switch (s) {
-  X() as A => 0,
-  Y() as B => 1,
-};
+      X() as A => 0,
+      Y() as B => 1,
+    };
 
 int? sound1(S s) => switch (s) {
-  X() as A => 0,
-  Y() as B => 1,
-  _ => null,
-};
+      X() as A => 0,
+      Y() as B => 1,
+      _ => null,
+    };
 
 int unsound2(S s) {}
 

pkg/front_end/testcases/patterns/exhaustiveness/unsound_cast_3_2.dart.textual_outline_modelled.expect

@@ -15,17 +15,17 @@ class Z implements A, B {}
 expect(expected, actual) {}
 
 int? sound1(S s) => switch (s) {
-  X() as A => 0,
-  Y() as B => 1,
-  _ => null,
-};
+      X() as A => 0,
+      Y() as B => 1,
+      _ => null,
+    };
 
 int? sound2(S s) {}
 
 int unsound1(S s) => switch (s) {
-  X() as A => 0,
-  Y() as B => 1,
-};
+      X() as A => 0,
+      Y() as B => 1,
+    };
 
 int unsound2(S s) {}