Fix indentations of statements in BlockFunctionBody (#28933)

* fix indentof statements in BlockFunctionBody

* fix indentof statements in BlockFunctionBody in tests
diff --git a/packages/flutter_tools/test/commands/attach_test.dart b/packages/flutter_tools/test/commands/attach_test.dart
index f2a7020..693d71e 100644
--- a/packages/flutter_tools/test/commands/attach_test.dart
+++ b/packages/flutter_tools/test/commands/attach_test.dart
@@ -237,8 +237,8 @@
             mockLogReader.addLine(
                 'Observatory listening on http://127.0.0.1:$devicePort');
           });
-        return mockLogReader;
-      });
+          return mockLogReader;
+        });
       final File foo = fs.file('lib/foo.dart')
         ..createSync();
 
diff --git a/packages/flutter_tools/test/commands/doctor_test.dart b/packages/flutter_tools/test/commands/doctor_test.dart
index 5329d47..3fe74bb 100644
--- a/packages/flutter_tools/test/commands/doctor_test.dart
+++ b/packages/flutter_tools/test/commands/doctor_test.dart
@@ -133,8 +133,7 @@
         ..environment = <String, String>{'http_proxy': 'fakeproxy.local'},
     });
 
-    testUsingContext('reports success when NO_PROXY is configured correctly',
-        () async {
+    testUsingContext('reports success when NO_PROXY is configured correctly', () async {
       final ValidationResult results = await ProxyValidator().validate();
       final List<ValidationMessage> issues = results.messages
           .where((ValidationMessage msg) => msg.isError || msg.isHint)
@@ -148,8 +147,7 @@
         },
     });
 
-    testUsingContext('reports success when no_proxy is configured correctly',
-        () async {
+    testUsingContext('reports success when no_proxy is configured correctly', () async {
       final ValidationResult results = await ProxyValidator().validate();
       final List<ValidationMessage> issues = results.messages
           .where((ValidationMessage msg) => msg.isError || msg.isHint)
@@ -163,8 +161,7 @@
         },
     });
 
-    testUsingContext('reports issues when NO_PROXY is missing localhost',
-        () async {
+    testUsingContext('reports issues when NO_PROXY is missing localhost', () async {
       final ValidationResult results = await ProxyValidator().validate();
       final List<ValidationMessage> issues = results.messages
           .where((ValidationMessage msg) => msg.isError || msg.isHint)
@@ -178,8 +175,7 @@
         },
     });
 
-    testUsingContext('reports issues when NO_PROXY is missing 127.0.0.1',
-        () async {
+    testUsingContext('reports issues when NO_PROXY is missing 127.0.0.1', () async {
       final ValidationResult results = await ProxyValidator().validate();
       final List<ValidationMessage> issues = results.messages
           .where((ValidationMessage msg) => msg.isError || msg.isHint)
diff --git a/packages/flutter_tools/test/commands/ide_config_test.dart b/packages/flutter_tools/test/commands/ide_config_test.dart
index 4f4bf24..70348ea 100644
--- a/packages/flutter_tools/test/commands/ide_config_test.dart
+++ b/packages/flutter_tools/test/commands/ide_config_test.dart
@@ -23,10 +23,10 @@
     Map<String, String> _getFilesystemContents([ Directory root ]) {
       final String tempPath = tempDir.absolute.path;
       final List<String> paths =
-          (root ?? tempDir).listSync(recursive: true).map((FileSystemEntity entity) {
-        final String relativePath = fs.path.relative(entity.path, from: tempPath);
-        return relativePath;
-      }).toList();
+        (root ?? tempDir).listSync(recursive: true).map((FileSystemEntity entity) {
+          final String relativePath = fs.path.relative(entity.path, from: tempPath);
+          return relativePath;
+        }).toList();
       final Map<String, String> contents = <String, String>{};
       for (String path in paths) {
         final String absPath = fs.path.join(tempPath, path);
diff --git a/packages/flutter_tools/test/emulator_test.dart b/packages/flutter_tools/test/emulator_test.dart
index 2fdef5b..44a39bb 100644
--- a/packages/flutter_tools/test/emulator_test.dart
+++ b/packages/flutter_tools/test/emulator_test.dart
@@ -70,8 +70,7 @@
       await expectEmulator('ios', <Emulator>[emulator3]);
     });
 
-    testUsingContext('create emulator with an empty name does not fail',
-        () async {
+    testUsingContext('create emulator with an empty name does not fail', () async {
       final CreateEmulatorResult res = await emulatorManager.createEmulator();
       expect(res.success, equals(true));
     }, overrides: <Type, Generator>{
@@ -80,8 +79,7 @@
       AndroidSdk: () => mockSdk,
     });
 
-    testUsingContext('create emulator with a unique name does not throw',
-        () async {
+    testUsingContext('create emulator with a unique name does not throw', () async {
       final CreateEmulatorResult res =
           await emulatorManager.createEmulator(name: 'test');
       expect(res.success, equals(true));
@@ -101,9 +99,7 @@
       AndroidSdk: () => mockSdk,
     });
 
-    testUsingContext(
-        'create emulator without a name but when default exists adds a suffix',
-        () async {
+    testUsingContext('create emulator without a name but when default exists adds a suffix', () async {
       // First will get default name.
       CreateEmulatorResult res = await emulatorManager.createEmulator();
       expect(res.success, equals(true));
diff --git a/packages/flutter_tools/test/flutter_manifest_test.dart b/packages/flutter_tools/test/flutter_manifest_test.dart
index 828bc6f..c2156bf 100644
--- a/packages/flutter_tools/test/flutter_manifest_test.dart
+++ b/packages/flutter_tools/test/flutter_manifest_test.dart
@@ -499,14 +499,15 @@
       FileSystem filesystem,
       dynamic testMethod(),
     ) {
-      testUsingContext(description,
-              () async {
-            writeEmptySchemaFile(filesystem);
-            testMethod();
-      },
-          overrides: <Type, Generator>{
-            FileSystem: () => filesystem,
-          },
+      testUsingContext(
+        description,
+        () async {
+          writeEmptySchemaFile(filesystem);
+          testMethod();
+        },
+        overrides: <Type, Generator>{
+          FileSystem: () => filesystem,
+        },
       );
     }
 
@@ -514,16 +515,20 @@
       assertSchemaIsReadable();
     });
 
-    testUsingContextAndFs('Validate manifest on Posix FS',
-        MemoryFileSystem(style: FileSystemStyle.posix), () {
-          assertSchemaIsReadable();
-        },
+    testUsingContextAndFs(
+      'Validate manifest on Posix FS',
+      MemoryFileSystem(style: FileSystemStyle.posix),
+      () {
+        assertSchemaIsReadable();
+      },
     );
 
-    testUsingContextAndFs('Validate manifest on Windows FS',
-        MemoryFileSystem(style: FileSystemStyle.windows), () {
-          assertSchemaIsReadable();
-        },
+    testUsingContextAndFs(
+      'Validate manifest on Windows FS',
+      MemoryFileSystem(style: FileSystemStyle.windows),
+      () {
+        assertSchemaIsReadable();
+      },
     );
 
   });
diff --git a/packages/flutter_tools/test/integration/daemon_mode_test.dart b/packages/flutter_tools/test/integration/daemon_mode_test.dart
index 8771b60..c63fc33 100644
--- a/packages/flutter_tools/test/integration/daemon_mode_test.dart
+++ b/packages/flutter_tools/test/integration/daemon_mode_test.dart
@@ -47,18 +47,18 @@
           .listen((String line) => stdout.add(line));
 
       final Stream<Map<String, dynamic>> stream =
-          stdout.stream.where((String line) {
-        final Map<String, dynamic> response = parseFlutterResponse(line);
-        // ignore 'Starting device daemon...'
-        if (response == null) {
-          return false;
-        }
-        // TODO(devoncarew): Remove this after #25440 lands.
-        if (response['event'] == 'daemon.showMessage') {
-          return false;
-        }
-        return true;
-      }).map(parseFlutterResponse);
+        stdout.stream.where((String line) {
+          final Map<String, dynamic> response = parseFlutterResponse(line);
+          // ignore 'Starting device daemon...'
+          if (response == null) {
+            return false;
+          }
+          // TODO(devoncarew): Remove this after #25440 lands.
+          if (response['event'] == 'daemon.showMessage') {
+            return false;
+          }
+          return true;
+        }).map(parseFlutterResponse);
 
       Map<String, dynamic> response = await stream.first;
       expect(response['event'], 'daemon.connected');
diff --git a/packages/flutter_tools/test/ios/simulators_test.dart b/packages/flutter_tools/test/ios/simulators_test.dart
index ba2d8be..bc3ea07 100644
--- a/packages/flutter_tools/test/ios/simulators_test.dart
+++ b/packages/flutter_tools/test/ios/simulators_test.dart
@@ -305,21 +305,23 @@
 
     testUsingContext('simulator can output `)`', () async {
       when(mockProcessManager.start(any, environment: null, workingDirectory: null))
-          .thenAnswer((Invocation invocation) {
-        final Process mockProcess = MockProcess();
-        when(mockProcess.stdout).thenAnswer((Invocation invocation) =>
-            Stream<List<int>>.fromIterable(<List<int>>['''
+        .thenAnswer((Invocation invocation) {
+          final Process mockProcess = MockProcess();
+          when(mockProcess.stdout)
+            .thenAnswer((Invocation invocation) {
+              return Stream<List<int>>.fromIterable(<List<int>>['''
 2017-09-13 15:26:57.228948-0700  localhost Runner[37195]: (Flutter) Observatory listening on http://127.0.0.1:57701/
 2017-09-13 15:26:57.228948-0700  localhost Runner[37195]: (Flutter) ))))))))))
 2017-09-13 15:26:57.228948-0700  localhost Runner[37195]: (Flutter) #0      Object.noSuchMethod (dart:core-patch/dart:core/object_patch.dart:46)'''
-                .codeUnits]));
-        when(mockProcess.stderr)
-            .thenAnswer((Invocation invocation) => const Stream<List<int>>.empty());
-        // Delay return of exitCode until after stdout stream data, since it terminates the logger.
-        when(mockProcess.exitCode)
-            .thenAnswer((Invocation invocation) => Future<int>.delayed(Duration.zero, () => 0));
-        return Future<Process>.value(mockProcess);
-      });
+                .codeUnits]);
+            });
+          when(mockProcess.stderr)
+              .thenAnswer((Invocation invocation) => const Stream<List<int>>.empty());
+          // Delay return of exitCode until after stdout stream data, since it terminates the logger.
+          when(mockProcess.exitCode)
+              .thenAnswer((Invocation invocation) => Future<int>.delayed(Duration.zero, () => 0));
+          return Future<Process>.value(mockProcess);
+        });
 
       final IOSSimulator device = IOSSimulator('123456', category: 'iOS 11.0');
       final DeviceLogReader logReader = device.getLogReader(