Revert "Upgrade targetSdkVersion and compileSdkVersion to 33 (#112936)" (#113064)

This reverts commit f80411d8.

packages/flutter_tools/gradle/flutter.gradle

@@ -30,13 +30,13 @@ import org.gradle.util.VersionNumber
 /** For apps only. Provides the flutter extension used in app/build.gradle. */
 class FlutterExtension {
     /** Sets the compileSdkVersion used by default in Flutter app projects. */
-    static int compileSdkVersion = 33
+    static int compileSdkVersion = 31
 
     /** Sets the minSdkVersion used by default in Flutter app projects. */
     static int minSdkVersion = 16
 
     /** Sets the targetSdkVersion used by default in Flutter app projects. */
-    static int targetSdkVersion = 33
+    static int targetSdkVersion = 31
 
     /**
      * Sets the ndkVersion used by default in Flutter app projects.

packages/flutter_tools/test/integration.shard/android_e2e_api_test.dart

-// Copyright 2014 The Flutter Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-import 'package:file/file.dart';
-import 'package:flutter_tools/src/base/io.dart';
-
-import '../src/common.dart';
-import 'test_utils.dart';
-
-void main() {
-  late Directory tempDir;
-
-  setUp(() async {
-    tempDir = createResolvedTempDirectorySync('run_test.');
-  });
-
-  tearDown(() async {
-    tryToDelete(tempDir);
-  });
-
-  testWithoutContext('build succeeds with api 33 features', () async {
-    final String flutterBin = fileSystem.path.join(getFlutterRoot(), 'bin', 'flutter');
-    ProcessResult result = await processManager.run(<String>[
-      flutterBin,
-      'create',
-      tempDir.path,
-      '--project-name=testapp',
-    ], workingDirectory: tempDir.path);
-    expect(result.exitCode, 0);
-
-    final File api33File = tempDir
-       .childDirectory('android')
-       .childDirectory('app')
-       .childDirectory('src')
-       .childDirectory('main')
-       .childDirectory('java')
-       .childFile('Android33Api.java');
-
-    api33File.createSync(recursive: true);
-    // AccessibilityManager.isAudioDescriptionRequested() is an API 33 feature
-    api33File.writeAsStringSync('''
-import android.app.Activity;
-import android.view.accessibility.AccessibilityManager;
-import androidx.annotation.Keep;
-import io.flutter.Log;
-
-@Keep
-public final class Android33Api extends Activity {
-  private AccessibilityManager accessibilityManager;
-
-  public Android33Api() {
-    accessibilityManager = getSystemService(AccessibilityManager.class);
-  }
-
-  public void doSomething() {
-    if (accessibilityManager.isAudioDescriptionRequested()) {
-      Log.e("flutter", "User has requested to enable audio descriptions");
-    }
-  }
-}
-
-''');
-
-    result = await processManager.run(<String>[
-      flutterBin,
-      ...getLocalEngineArguments(),
-      'build',
-      'apk',
-    ], workingDirectory: tempDir.path);
-    expect(result.exitCode, 0);
-    expect(result.stdout.toString(), contains('app-release.apk'));
-  });
-}