Remove custom unawaited, prefer dart:async version (#103212)

Author: jmagman

dev/devicelab/bin/tasks/flutter_attach_test_fuchsia.dart

@@ -7,7 +7,6 @@ import 'dart:convert';
 import 'dart:io';
 import 'dart:math';
 
-import 'package:flutter_devicelab/common.dart';
 import 'package:flutter_devicelab/framework/devices.dart';
 import 'package:flutter_devicelab/framework/framework.dart';
 import 'package:flutter_devicelab/framework/task_result.dart';

dev/devicelab/bin/tasks/module_test_ios.dart

@@ -2,11 +2,11 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+import 'dart:async';
 import 'dart:convert';
 import 'dart:io';
 import 'dart:typed_data';
 
-import 'package:flutter_devicelab/common.dart';
 import 'package:flutter_devicelab/framework/framework.dart';
 import 'package:flutter_devicelab/framework/host_agent.dart';
 import 'package:flutter_devicelab/framework/ios.dart';

dev/devicelab/bin/tasks/routing_test.dart

@@ -6,7 +6,6 @@ import 'dart:async';
 import 'dart:convert';
 import 'dart:io';
 
-import 'package:flutter_devicelab/common.dart';
 import 'package:flutter_devicelab/framework/devices.dart';
 import 'package:flutter_devicelab/framework/framework.dart';
 import 'package:flutter_devicelab/framework/task_result.dart';

dev/devicelab/bin/tasks/run_release_test.dart

@@ -6,7 +6,6 @@ import 'dart:async';
 import 'dart:convert';
 import 'dart:io';
 
-import 'package:flutter_devicelab/common.dart';
 import 'package:flutter_devicelab/framework/devices.dart';
 import 'package:flutter_devicelab/framework/framework.dart';
 import 'package:flutter_devicelab/framework/task_result.dart';

dev/devicelab/bin/tasks/run_release_test_macos.dart

@@ -6,7 +6,6 @@ import 'dart:async';
 import 'dart:convert';
 import 'dart:io';
 
-import 'package:flutter_devicelab/common.dart';
 import 'package:flutter_devicelab/framework/devices.dart';
 import 'package:flutter_devicelab/framework/framework.dart';
 import 'package:flutter_devicelab/framework/task_result.dart';

dev/devicelab/bin/tasks/service_extensions_test.dart

@@ -6,7 +6,6 @@ import 'dart:async';
 import 'dart:convert';
 import 'dart:io';
 
-import 'package:flutter_devicelab/common.dart';
 import 'package:flutter_devicelab/framework/devices.dart';
 import 'package:flutter_devicelab/framework/framework.dart';
 import 'package:flutter_devicelab/framework/task_result.dart';

dev/devicelab/bin/test_runner.dart

@@ -2,13 +2,13 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+import 'dart:async';
 import 'dart:io';
 
 import 'package:args/command_runner.dart';
 
 import 'package:flutter_devicelab/command/test.dart';
 import 'package:flutter_devicelab/command/upload_results.dart';
-import 'package:flutter_devicelab/common.dart';
 
 final CommandRunner<void> runner =
     CommandRunner<void>('devicelab_runner', 'DeviceLab test runner for recording test results')

dev/devicelab/lib/common.dart

@@ -10,8 +10,6 @@ import 'dart:math' as math;
 import 'package:path/path.dart' as path;
 import 'package:webkit_inspection_protocol/webkit_inspection_protocol.dart';
 
-import '../common.dart';
-
 /// The number of samples used to extract metrics, such as noise, means,
 /// max/min values.
 ///

dev/devicelab/lib/framework/browser.dart

@@ -9,7 +9,6 @@ import 'dart:math' as math;
 
 import 'package:path/path.dart' as path;
 
-import '../common.dart';
 import 'utils.dart';
 
 const String DeviceIdEnvName = 'FLUTTER_DEVICELAB_DEVICEID';

dev/devicelab/lib/framework/devices.dart

@@ -9,7 +9,6 @@ import 'dart:io';
 import 'package:meta/meta.dart';
 import 'package:vm_service/vm_service.dart';
 
-import '../common.dart';
 import 'cocoon.dart';
 import 'devices.dart';
 import 'task_result.dart';

dev/devicelab/lib/framework/runner.dart

@@ -11,7 +11,6 @@ import 'package:path/path.dart' as path;
 import 'package:process/process.dart';
 import 'package:stack_trace/stack_trace.dart';
 
-import '../common.dart';
 import 'devices.dart';
 import 'host_agent.dart';
 import 'task_result.dart';

dev/devicelab/lib/framework/utils.dart

@@ -8,7 +8,6 @@ import 'dart:io';
 
 import 'package:path/path.dart' as path;
 
-import '../common.dart';
 import '../framework/framework.dart';
 import '../framework/task_result.dart';
 import '../framework/utils.dart';

dev/devicelab/lib/tasks/dart_plugin_registry_tests.dart

@@ -10,7 +10,6 @@ import 'dart:math' as math;
 import 'package:meta/meta.dart';
 import 'package:path/path.dart' as path;
 
-import '../common.dart';
 import '../framework/devices.dart';
 import '../framework/framework.dart';
 import '../framework/host_agent.dart';

dev/devicelab/lib/tasks/perf_tests.dart

@@ -12,7 +12,6 @@ import 'package:shelf/shelf.dart';
 import 'package:shelf/shelf_io.dart' as shelf_io;
 import 'package:shelf_static/shelf_static.dart';
 
-import '../common.dart';
 import '../framework/browser.dart';
 import '../framework/task_result.dart';
 import '../framework/utils.dart';

dev/devicelab/lib/tasks/web_benchmarks.dart

@@ -10,7 +10,7 @@ import 'package:process/process.dart';
 import '../android/android_builder.dart';
 import '../android/android_sdk.dart';
 import '../application_package.dart';
-import '../base/common.dart' show throwToolExit, unawaited;
+import '../base/common.dart' show throwToolExit;
 import '../base/file_system.dart';
 import '../base/io.dart';
 import '../base/logger.dart';

packages/flutter_tools/lib/src/android/android_device.dart

@@ -9,7 +9,6 @@ import 'package:process/process.dart';
 
 import '../android/android_sdk.dart';
 import '../android/android_workflow.dart';
-import '../base/common.dart';
 import '../base/file_system.dart';
 import '../base/io.dart';
 import '../base/logger.dart';

packages/flutter_tools/lib/src/android/android_emulator.dart

@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+import 'dart:async';
+
 import 'package:process/process.dart';
 
 import '../base/common.dart';

packages/flutter_tools/lib/src/android/android_workflow.dart

@@ -23,14 +23,3 @@ class ToolExit implements Exception {
   @override
   String toString() => 'Exception: $message'; // TODO(ianh): Really this should say "Error".
 }
-
-/// Indicates to the linter that the given future is intentionally not awaited.
-///
-/// Has the same functionality as `unawaited` from `package:pedantic`.
-///
-/// In an async context, it is normally expected than all Futures are awaited,
-/// and that is the basis of the lint unawaited_futures which is turned on for
-/// the flutter_tools package. However, there are times where one or more
-/// futures are intentionally not awaited. This function may be used to ignore a
-/// particular future. It silences the unawaited_futures lint.
-void unawaited(Future<void>? future) { }

packages/flutter_tools/lib/src/base/common.dart

@@ -7,7 +7,6 @@ import 'dart:async';
 import 'package:process/process.dart';
 
 import '../convert.dart';
-import 'common.dart';
 import 'io.dart';
 import 'logger.dart';
 

packages/flutter_tools/lib/src/base/process.dart

@@ -2,6 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+import 'dart:async';
 import 'dart:collection';
 
 import 'package:meta/meta.dart';

packages/flutter_tools/lib/src/commands/update_packages.dart

@@ -7,7 +7,6 @@ import 'dart:math' as math;
 
 import 'package:process/process.dart';
 
-import '../base/common.dart';
 import '../base/file_system.dart';
 import '../base/io.dart';
 import '../base/logger.dart';

packages/flutter_tools/lib/src/dart/analysis.dart

@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+import 'dart:async';
+
 import 'package:package_config/package_config.dart';
 import 'package:process/process.dart';
 

packages/flutter_tools/lib/src/dart/pub.dart

@@ -7,7 +7,6 @@ import 'dart:async';
 import 'package:process/process.dart';
 
 import 'application_package.dart';
-import 'base/common.dart';
 import 'base/file_system.dart';
 import 'base/io.dart';
 import 'base/logger.dart';

packages/flutter_tools/lib/src/desktop_device.dart

@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+import 'dart:async';
+
 import '../base/common.dart';
 import '../base/file_system.dart';
 import '../base/io.dart';

packages/flutter_tools/lib/src/fuchsia/fuchsia_pm.dart

@@ -2,6 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+import 'dart:async';
+
 import 'package:process/process.dart';
 
 import '../base/common.dart';

packages/flutter_tools/lib/src/ios/code_signing.dart

@@ -8,7 +8,6 @@ import 'package:meta/meta.dart';
 import 'package:process/process.dart';
 import 'package:vm_service/vm_service.dart' as vm_service;
 
-import '../base/common.dart';
 import '../base/file_system.dart';
 import '../base/io.dart';
 import '../base/logger.dart';

packages/flutter_tools/lib/src/ios/devices.dart

@@ -8,7 +8,6 @@ import 'package:meta/meta.dart';
 import 'package:process/process.dart';
 
 import '../artifacts.dart';
-import '../base/common.dart';
 import '../base/file_system.dart';
 import '../base/io.dart';
 import '../base/logger.dart';

packages/flutter_tools/lib/src/ios/ios_deploy.dart

@@ -2,11 +2,12 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+import 'dart:async';
+
 import 'package:meta/meta.dart';
 import 'package:process/process.dart';
 
 import '../artifacts.dart';
-import '../base/common.dart';
 import '../base/file_system.dart';
 import '../base/io.dart';
 import '../base/logger.dart';

packages/flutter_tools/lib/src/ios/mac.dart

@@ -7,7 +7,6 @@ import 'dart:async';
 import 'package:process/process.dart';
 
 import '../artifacts.dart';
-import '../base/common.dart';
 import '../base/io.dart';
 import '../base/logger.dart';
 import '../base/platform.dart';

packages/flutter_tools/lib/src/macos/xcdevice.dart

@@ -8,7 +8,6 @@ import 'dart:typed_data';
 import 'package:meta/meta.dart';
 
 import '../application_package.dart';
-import '../base/common.dart';
 import '../base/file_system.dart';
 import '../base/io.dart';
 import '../base/logger.dart';

packages/flutter_tools/lib/src/proxied_devices/devices.dart

@@ -9,7 +9,6 @@ import 'dart:async';
 import 'package:browser_launcher/browser_launcher.dart';
 import 'package:meta/meta.dart';
 
-import 'base/common.dart';
 import 'base/logger.dart';
 import 'build_info.dart';
 import 'resident_runner.dart';

packages/flutter_tools/lib/src/resident_devtools_handler.dart

@@ -8,7 +8,6 @@ import 'dart:async';
 
 import 'package:meta/meta.dart';
 
-import 'base/common.dart';
 import 'base/file_system.dart';
 import 'base/logger.dart';
 import 'build_info.dart';

packages/flutter_tools/lib/src/run_cold.dart

@@ -11,7 +11,6 @@ import 'package:package_config/package_config.dart';
 import 'package:pool/pool.dart';
 import 'package:vm_service/vm_service.dart' as vm_service;
 
-import 'base/common.dart';
 import 'base/context.dart';
 import 'base/file_system.dart';
 import 'base/logger.dart';

packages/flutter_tools/lib/src/run_hot.dart

@@ -12,7 +12,6 @@ import 'package:meta/meta.dart';
 import 'package:process/process.dart';
 import 'package:stream_channel/stream_channel.dart';
 
-import '../base/common.dart';
 import '../base/file_system.dart';
 import '../base/io.dart';
 import '../base/logger.dart';

packages/flutter_tools/lib/src/test/flutter_tester_device.dart

@@ -10,7 +10,6 @@ import 'dart:typed_data';
 import 'package:meta/meta.dart';
 import 'package:process/process.dart';
 
-import '../base/common.dart';
 import '../base/file_system.dart';
 import '../base/io.dart';
 import '../base/logger.dart';

packages/flutter_tools/lib/src/test/flutter_web_goldens.dart

@@ -8,7 +8,6 @@ import 'package:stream_channel/stream_channel.dart';
 import 'package:vm_service/vm_service.dart' as vm_service;
 
 import '../application_package.dart';
-import '../base/common.dart';
 import '../build_info.dart';
 import '../device.dart';
 import '../globals.dart' as globals;

packages/flutter_tools/lib/src/test/integration_test_device.dart

@@ -9,7 +9,6 @@ import 'dart:async';
 import 'package:fake_async/fake_async.dart';
 import 'package:file/memory.dart';
 import 'package:flutter_tools/src/artifacts.dart';
-import 'package:flutter_tools/src/base/common.dart';
 import 'package:flutter_tools/src/base/file_system.dart';
 import 'package:flutter_tools/src/base/io.dart';
 import 'package:flutter_tools/src/base/logger.dart';

packages/flutter_tools/test/commands.shard/hermetic/analyze_continuously_test.dart

@@ -13,7 +13,6 @@ import 'package:file/src/interface/file.dart';
 import 'package:flutter_tools/src/android/android_device.dart';
 import 'package:flutter_tools/src/android/android_workflow.dart';
 import 'package:flutter_tools/src/application_package.dart';
-import 'package:flutter_tools/src/base/common.dart';
 import 'package:flutter_tools/src/base/logger.dart';
 import 'package:flutter_tools/src/base/utils.dart';
 import 'package:flutter_tools/src/build_info.dart';

packages/flutter_tools/test/commands.shard/hermetic/daemon_test.dart

@@ -17,7 +17,6 @@ import 'package:fake_async/fake_async.dart';
 import 'package:file/memory.dart';
 import 'package:flutter_tools/src/android/android_studio_validator.dart';
 import 'package:flutter_tools/src/android/android_workflow.dart';
-import 'package:flutter_tools/src/base/common.dart';
 import 'package:flutter_tools/src/base/file_system.dart';
 import 'package:flutter_tools/src/base/logger.dart';
 import 'package:flutter_tools/src/base/platform.dart';

packages/flutter_tools/test/commands.shard/hermetic/doctor_test.dart

@@ -9,7 +9,6 @@ import 'dart:async';
 import 'package:file/memory.dart';
 import 'package:flutter_tools/src/android/android_device.dart';
 import 'package:flutter_tools/src/application_package.dart';
-import 'package:flutter_tools/src/base/common.dart';
 import 'package:flutter_tools/src/base/file_system.dart';
 import 'package:flutter_tools/src/base/logger.dart';
 import 'package:flutter_tools/src/build_info.dart';

packages/flutter_tools/test/commands.shard/hermetic/proxied_devices_test.dart

@@ -6,7 +6,6 @@ import 'dart:async';
 
 import 'package:fake_async/fake_async.dart';
 import 'package:flutter_tools/src/base/async_guard.dart';
-import 'package:flutter_tools/src/base/common.dart';
 
 import '../../src/common.dart';
 

packages/flutter_tools/test/general.shard/base/async_guard_test.dart

@@ -6,7 +6,6 @@ import 'dart:async';
 
 import 'package:file/memory.dart';
 import 'package:flutter_tools/src/artifacts.dart';
-import 'package:flutter_tools/src/base/common.dart';
 import 'package:flutter_tools/src/base/io.dart';
 import 'package:flutter_tools/src/base/logger.dart';
 import 'package:flutter_tools/src/base/platform.dart';

packages/flutter_tools/test/general.shard/compile_expression_test.dart

@@ -5,7 +5,6 @@
 import 'dart:async';
 import 'dart:typed_data';
 
-import 'package:flutter_tools/src/base/common.dart';
 import 'package:flutter_tools/src/base/io.dart';
 import 'package:flutter_tools/src/base/logger.dart';
 import 'package:flutter_tools/src/convert.dart';

packages/flutter_tools/test/general.shard/daemon_test.dart

@@ -8,7 +8,6 @@ import 'dart:io' as io;
 import 'package:file/file.dart';
 import 'package:file/memory.dart';
 import 'package:flutter_tools/src/artifacts.dart';
-import 'package:flutter_tools/src/base/common.dart';
 import 'package:flutter_tools/src/base/file_system.dart';
 import 'package:flutter_tools/src/base/io.dart';
 import 'package:flutter_tools/src/base/logger.dart';