Clean up flutterRoot (#147010)

The flutterroot param is accessible from the util function after the recent refactor of utils https://github.com/flutter/flutter/pull/146592 so this change cleans up the references to the suite runners to make them simpler. 

Part of https://github.com/flutter/flutter/issues/145482

dev/bots/suite_runners/run_add_to_app_life_cycle_tests.dart

@@ -9,7 +9,7 @@ import 'package:path/path.dart' as path;
 import '../run_command.dart';
 import '../utils.dart';
 
-Future<void> addToAppLifeCycleRunner(String flutterRoot) async {
+Future<void> addToAppLifeCycleRunner() async {
   if (Platform.isMacOS) {
     printProgress('${green}Running add-to-app life cycle iOS integration tests$reset...');
     final String addToAppDir = path.join(flutterRoot, 'dev', 'integration_tests', 'ios_add2app_life_cycle');

dev/bots/suite_runners/run_analyze_tests.dart

@@ -7,7 +7,7 @@ import 'package:path/path.dart' as path;
 import '../run_command.dart';
 import '../utils.dart';
 
-Future<void> analyzeRunner(String flutterRoot) async {
+Future<void> analyzeRunner() async {
   printProgress('${green}Running analysis testing$reset');
   await runCommand(
     'dart',

dev/bots/suite_runners/run_customer_testing_tests.dart

@@ -9,7 +9,7 @@ import 'package:path/path.dart' as path;
 import '../run_command.dart';
 import '../utils.dart';
 
-Future<void> customerTestingRunner(String flutterRoot) async {
+Future<void> customerTestingRunner() async {
   printProgress('${green}Running customer testing$reset');
   await runCommand(
     'git',

dev/bots/suite_runners/run_docs_tests.dart

@@ -5,7 +5,7 @@
 import '../run_command.dart';
 import '../utils.dart';
 
-Future<void> docsRunner(String flutterRoot) async {
+Future<void> docsRunner() async {
   printProgress('${green}Running flutter doc tests$reset');
   await runCommand(
     './dev/bots/docs.sh',

dev/bots/suite_runners/run_flutter_packages_tests.dart

@@ -12,7 +12,7 @@ import '../run_command.dart';
 import '../utils.dart';
 
 /// Executes the test suite for the flutter/packages repo.
-Future<void> flutterPackagesRunner(String flutterRoot) async {
+Future<void> flutterPackagesRunner() async {
 
   Future<void> runAnalyze() async {
     printProgress('${green}Running analysis for flutter/packages$reset');

dev/bots/suite_runners/run_fuchsia_precache.dart

@@ -6,7 +6,7 @@ import '../run_command.dart';
 import '../utils.dart';
 
 // Runs flutter_precache.
-Future<void> fuchsiaPrecacheRunner(String flutterRoot) async {
+Future<void> fuchsiaPrecacheRunner() async {
   printProgress('${green}Running flutter precache tests$reset');
   await runCommand(
     'flutter',

dev/bots/suite_runners/run_realm_checker_tests.dart

@@ -8,7 +8,7 @@ import 'package:path/path.dart' as path;
 
 import '../utils.dart';
 
-Future<void> realmCheckerTestRunner(String flutterRoot) async {
+Future<void> realmCheckerTestRunner() async {
   final String engineRealmFile = path.join(flutterRoot, 'bin', 'internal', 'engine.realm');
 
   final String engineRealm = File(engineRealmFile).readAsStringSync().trim();

dev/bots/suite_runners/run_verify_binaries_codesigned_tests.dart

@@ -12,7 +12,7 @@ import 'package:process/process.dart';
 import '../run_command.dart';
 import '../utils.dart';
 
-Future<void> verifyCodesignedTestRunner(String flutterRoot) async {
+Future<void> verifyCodesignedTestRunner() async {
   printProgress('${green}Running binaries codesign verification$reset');
   await runCommand(
     'flutter',

dev/bots/suite_runners/run_web_tests.dart

@@ -17,7 +17,7 @@ typedef ShardRunner = Future<void> Function();
 
 class WebTestsSuite {
 
-  WebTestsSuite(this.flutterRoot, this.flutterTestArgs);
+  WebTestsSuite(this.flutterTestArgs);
 
   /// Tests that we don't run on Web.
   ///
@@ -87,7 +87,6 @@ class WebTestsSuite {
 
   static const List<String> _kAllBuildModes = <String>['debug', 'profile', 'release'];
 
-  final String flutterRoot;
   final List<String> flutterTestArgs;
 
   /// Coarse-grained integration tests running on the Web.

dev/bots/test.dart

@@ -136,9 +136,9 @@ Future<void> main(List<String> args) async {
     if (Platform.environment.containsKey(CIRRUS_TASK_NAME)) {
       printProgress('Running task: ${Platform.environment[CIRRUS_TASK_NAME]}');
     }
-    final WebTestsSuite webTestsSuite = WebTestsSuite(flutterRoot, flutterTestArgs);
+    final WebTestsSuite webTestsSuite = WebTestsSuite(flutterTestArgs);
     await selectShard(<String, ShardRunner>{
-      'add_to_app_life_cycle_tests': () => addToAppLifeCycleRunner(flutterRoot),
+      'add_to_app_life_cycle_tests': addToAppLifeCycleRunner,
       'build_tests': _runBuildTests,
       'framework_coverage': frameworkCoverageRunner,
       'framework_tests': _runFrameworkTests,
@@ -156,14 +156,14 @@ Future<void> main(List<String> args) async {
       'web_skwasm_tests': webTestsSuite.runWebSkwasmUnitTests,
       // All web integration tests
       'web_long_running_tests': webTestsSuite.webLongRunningTestsRunner,
-      'flutter_plugins': () => flutterPackagesRunner(flutterRoot),
+      'flutter_plugins': flutterPackagesRunner,
       'skp_generator': skpGeneratorTestsRunner,
-      'realm_checker': () => realmCheckerTestRunner(flutterRoot),
-      'customer_testing': () => customerTestingRunner(flutterRoot),
-      'analyze': () => analyzeRunner(flutterRoot),
-      'fuchsia_precache': () => fuchsiaPrecacheRunner(flutterRoot),
-      'docs': () => docsRunner(flutterRoot),
-      'verify_binaries_codesigned': () => verifyCodesignedTestRunner(flutterRoot),
+      'realm_checker': realmCheckerTestRunner,
+      'customer_testing': customerTestingRunner,
+      'analyze': analyzeRunner,
+      'fuchsia_precache': fuchsiaPrecacheRunner,
+      'docs': docsRunner,
+      'verify_binaries_codesigned': verifyCodesignedTestRunner,
       kTestHarnessShardName: _runTestHarnessTests, // Used for testing this script; also run as part of SHARD=framework_tests, SUBSHARD=misc.
     });
   } catch (error, stackTrace) {