Update leak related TODOs. (#146743)

flutter/flutter#146742

Author: polina-c

packages/flutter/test/animation/live_binding_test.dart

@@ -79,7 +79,7 @@ void main() {
   }, skip: true); // Typically skip: isBrowser https://github.com/flutter/flutter/issues/42767
 
   testWidgets('Should show event indicator for pointer events with setSurfaceSize',
-  // TODO(polina-c): clean up leaks, https://github.com/flutter/flutter/issues/134787 [leaks-to-clean]
+  // TODO(polina-c): root layer is leaking, https://github.com/flutter/flutter/issues/146742 [leaks-to-clean]
   experimentalLeakTesting: LeakTesting.settings.withIgnoredAll(),
   (WidgetTester tester) async {
     final AnimationSheetBuilder animationSheet = AnimationSheetBuilder(frameSize: const Size(200, 200), allLayers: true);

packages/flutter/test/cupertino/tab_scaffold_test.dart

@@ -831,8 +831,6 @@ void main() {
 
   testWidgets('A controller can control more than one CupertinoTabScaffold, '
     'removal of listeners does not break the controller',
-  // TODO(polina-c): dispose TabController, https://github.com/flutter/flutter/issues/144910 [leaks-to-clean]
-  experimentalLeakTesting: LeakTesting.settings.withIgnoredAll(),
     (WidgetTester tester) async {
       final List<int> tabsPainted0 = <int>[];
       final List<int> tabsPainted1 = <int>[];
@@ -1277,10 +1275,7 @@ void main() {
           .setMockMethodCallHandler(SystemChannels.platform, null);
     });
 
-    testWidgets('System back navigation inside of tabs',
-    // TODO(polina-c): dispose TabController, https://github.com/flutter/flutter/issues/144910
-    experimentalLeakTesting: LeakTesting.settings.withIgnoredAll(),
-    (WidgetTester tester) async {
+    testWidgets('System back navigation inside of tabs', (WidgetTester tester) async {
       await tester.pumpWidget(
         CupertinoApp(
           home: MediaQuery(

packages/flutter/test/widgets/draggable_test.dart

@@ -14,7 +14,6 @@ import 'package:flutter/material.dart';
 import 'package:flutter/rendering.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter_test/flutter_test.dart';
-import 'package:leak_tracker_flutter_testing/leak_tracker_flutter_testing.dart';
 
 import 'semantics_tester.dart';
 
@@ -2541,10 +2540,7 @@ void main() {
   });
 
   // Regression test for https://github.com/flutter/flutter/issues/6128.
-  testWidgets('Draggable plays nice with onTap',
-  // TODO(polina-c): fix the leaking ImmediateMultiDragGestureRecognizer https://github.com/flutter/flutter/pull/144396 [leaks-to-clean]
-  experimentalLeakTesting: LeakTesting.settings.withIgnoredAll(),
-  (WidgetTester tester) async {
+  testWidgets('Draggable plays nice with onTap', (WidgetTester tester) async {
     late final OverlayEntry entry;
     addTearDown(() => entry..remove()..dispose());
 
@@ -2578,6 +2574,7 @@ void main() {
 
     await firstGesture.moveBy(const Offset(100.0, 0.0));
     await secondGesture.up();
+    await firstGesture.up();
   });
 
   testWidgets('DragTarget does not set state when remove from the tree', (WidgetTester tester) async {
@@ -3434,10 +3431,7 @@ void main() {
   });
 
   // Regression test for https://github.com/flutter/flutter/issues/92083
-  testWidgets('feedback respect the MouseRegion cursor configure',
-  // TODO(polina-c): fix the leaking ImmediateMultiDragGestureRecognizer https://github.com/flutter/flutter/pull/144396 [leaks-to-clean]
-  experimentalLeakTesting: LeakTesting.settings.withIgnoredAll(),
-  (WidgetTester tester) async {
+  testWidgets('feedback respect the MouseRegion cursor configure', (WidgetTester tester) async {
     await tester.pumpWidget(
       const MaterialApp(
         home: Column(
@@ -3463,6 +3457,7 @@ void main() {
     await tester.pump();
 
     expect(RendererBinding.instance.mouseTracker.debugDeviceActiveCursor(1), SystemMouseCursors.grabbing);
+    gesture.up();
   });
 
   testWidgets('configurable feedback ignore pointer behavior', (WidgetTester tester) async {

packages/flutter/test/widgets/image_test.dart

@@ -824,7 +824,7 @@ void main() {
   });
 
   testWidgets('Precache removes original listener immediately after future completes, does not crash on successive calls #25143',
-  // TODO(polina-c): clean up leaks, https://github.com/flutter/flutter/issues/134787 [leaks-to-clean]
+  // TODO(polina-c): dispose ImageStreamCompleterHandle, https://github.com/flutter/flutter/issues/145599 [leaks-to-clean]
   experimentalLeakTesting: LeakTesting.settings.withIgnoredAll(),
   (WidgetTester tester) async {
     final _TestImageStreamCompleter imageStreamCompleter = _TestImageStreamCompleter();

packages/flutter/test/widgets/semantics_tester_generate_test_semantics_expression_for_current_semantics_tree_test.dart

@@ -10,7 +10,6 @@ import 'dart:io';
 import 'package:flutter/material.dart';
 import 'package:flutter/semantics.dart';
 import 'package:flutter_test/flutter_test.dart';
-import 'package:leak_tracker_flutter_testing/leak_tracker_flutter_testing.dart';
 
 import 'semantics_tester.dart';
 
@@ -53,10 +52,7 @@ void _tests() {
   // also update this code to reflect the new output.
   //
   // This test is flexible w.r.t. leading and trailing whitespace.
-  testWidgets('generates code',
-  // TODO(polina-c): clean up leaks, https://github.com/flutter/flutter/issues/134787 [leaks-to-clean]
-  experimentalLeakTesting: LeakTesting.settings.withIgnoredAll(),
-  (WidgetTester tester) async {
+  testWidgets('generates code', (WidgetTester tester) async {
     final SemanticsTester semantics = SemanticsTester(tester);
     await pumpTestWidget(tester);
     final String code = semantics

packages/flutter/test/widgets/shape_decoration_test.dart

@@ -19,7 +19,7 @@ Future<void> main() async {
   final ImageProvider image = TestImageProvider(0, 0, image: rawImage);
 
   testWidgets('ShapeDecoration.image',
-  // TODO(polina-c): clean up leaks, https://github.com/flutter/flutter/issues/134787 [leaks-to-clean]
+  // TODO(polina-c): dispose ImageStreamCompleterHandle, https://github.com/flutter/flutter/issues/145599 [leaks-to-clean]
   experimentalLeakTesting: LeakTesting.settings.withIgnoredAll(),
   (WidgetTester tester) async {
     await tester.pumpWidget(

packages/flutter/test/widgets/view_test.dart

@@ -346,8 +346,7 @@ void main() {
   });
 
   testWidgets('correctly switches between view configurations',
-  // TODO(polina-c): clean up leaks, https://github.com/flutter/flutter/issues/134787 [leaks-to-clean]
-  experimentalLeakTesting: LeakTesting.settings.withIgnoredAll(),
+  experimentalLeakTesting: LeakTesting.settings.withIgnoredAll(), // Leaking by design as contains deprecated items.
   (WidgetTester tester) async {
     await tester.pumpWidget(
       wrapWithView: false,