Import dart:typed_data instead of deprecated re-export from dart:io

Bug: dart-lang/sdk#23067
Change-Id: I6bfe7afabe344bb0de690f762b5f80604809021e
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/248344
Commit-Queue: Konstantin Shcheglov <scheglov@google.com>
Reviewed-by: Johnni Winther <johnniwinther@google.com>
Reviewed-by: Bob Nystrom <rnystrom@google.com>

Author: scheglov

pkg/front_end/lib/src/fasta/kernel/utils.dart

@@ -2,9 +2,9 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-import 'dart:io' show BytesBuilder, File, IOSink;
+import 'dart:io' show File, IOSink;
 
-import 'dart:typed_data' show Uint8List;
+import 'dart:typed_data' show BytesBuilder, Uint8List;
 
 import 'package:_fe_analyzer_shared/src/parser/formal_parameter_kind.dart';
 import 'package:_fe_analyzer_shared/src/scanner/scanner.dart' show Token;

pkg/front_end/lib/src/fasta/util/bytes_sink.dart

@@ -2,7 +2,7 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-import 'dart:io' show BytesBuilder;
+import 'dart:typed_data' show BytesBuilder;
 
 // TODO(ahe): https://github.com/dart-lang/sdk/issues/28316
 class BytesSink implements Sink<List<int>> {

pkg/front_end/test/crashing_test_case_minimizer_impl.dart

@@ -6,11 +6,11 @@ import 'dart:async' show Future, StreamSubscription;
 
 import 'dart:convert' show JsonEncoder, jsonDecode, utf8;
 
-import 'dart:io' show BytesBuilder, File, stdin, stdout;
+import 'dart:io' show File, stdin, stdout;
 
 import 'dart:math' show max;
 
-import 'dart:typed_data' show Uint8List;
+import 'dart:typed_data' show BytesBuilder, Uint8List;
 
 import 'package:_fe_analyzer_shared/src/util/relativize.dart'
     show relativizeUri, isWindows;

pkg/frontend_server/lib/frontend_server.dart

@@ -7,7 +7,8 @@ library frontend_server;
 
 import 'dart:async';
 import 'dart:convert';
-import 'dart:io' hide FileSystemEntity;
+import 'dart:io' show Directory, File, IOSink, stdin, stdout;
+import 'dart:typed_data' show BytesBuilder;
 
 import 'package:args/args.dart';
 import 'package:dev_compiler/dev_compiler.dart'

pkg/kernel/test/binary/utils.dart

@@ -2,7 +2,7 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-import 'dart:io' show BytesBuilder;
+import 'dart:typed_data' show BytesBuilder;
 
 import 'package:kernel/binary/ast_to_binary.dart' show BinaryPrinter;
 import 'package:kernel/kernel.dart';

pkg/kernel/test/metadata_test.dart

@@ -3,7 +3,8 @@
 // BSD-style license that can be found in the LICENSE file.
 
 import 'dart:convert';
-import 'dart:io';
+import 'dart:io' show File;
+import 'dart:typed_data' show BytesBuilder;
 
 import 'package:kernel/ast.dart';
 import 'package:kernel/binary/ast_from_binary.dart';

pkg/test_runner/lib/src/testing_servers.dart

@@ -4,7 +4,8 @@
 
 import 'dart:async';
 import 'dart:convert' show HtmlEscape;
-import 'dart:io';
+import 'dart:io' hide BytesBuilder;
+import 'dart:typed_data' show BytesBuilder;
 
 import 'package:package_config/package_config.dart';
 import 'package:test_runner/src/configuration.dart';