Test the Android embedding v2 (#42708)

* Test the Android embedding v2

* Update integration tests

* Split into shards

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

diff --git a/packages/flutter_tools/lib/src/commands/create.dart b/packages/flutter_tools/lib/src/commands/create.dart
index 1a82922..4d26cb9 100644
--- a/packages/flutter_tools/lib/src/commands/create.dart
+++ b/packages/flutter_tools/lib/src/commands/create.dart
@@ -623,7 +623,7 @@
       'description': projectDescription,
       'dartSdk': '$flutterRoot/bin/cache/dart-sdk',
       'androidX': androidX,
-      'useNewAndroidEmbedding': featureFlags.isNewAndroidEmbeddingEnabled,
+      'useAndroidEmbeddingV2': featureFlags.isAndroidEmbeddingV2Enabled,
       'androidMinApiLevel': android.minApiLevel,
       'androidSdkVersion': android_sdk.minimumAndroidSdkVersion,
       'androidFlutterJar': '$flutterRoot/bin/cache/artifacts/engine/android-arm/flutter.jar',

packages/flutter_tools/lib/src/features.dart

diff --git a/packages/flutter_tools/lib/src/features.dart b/packages/flutter_tools/lib/src/features.dart
index 332506d..d3237d7 100644
--- a/packages/flutter_tools/lib/src/features.dart
+++ b/packages/flutter_tools/lib/src/features.dart
@@ -36,8 +36,8 @@
   /// Whether flutter desktop for Windows is enabled.
   bool get isWindowsEnabled => isEnabled(flutterWindowsDesktopFeature);
 
-  /// Whether the new Android embedding is enabled.
-  bool get isNewAndroidEmbeddingEnabled => isEnabled(flutterNewAndroidEmbeddingFeature);
+  /// Whether the Android embedding V2 is enabled.
+  bool get isAndroidEmbeddingV2Enabled => isEnabled(flutterAndroidEmbeddingV2Feature);
 
   /// Whether a particular feature is enabled for the current channel.
   ///
@@ -71,7 +71,7 @@
   flutterMacOSDesktopFeature,
   flutterWindowsDesktopFeature,
   flutterBuildPluginAsAarFeature,
-  flutterNewAndroidEmbeddingFeature,
+  flutterAndroidEmbeddingV2Feature,
 ];
 
 /// The [Feature] for flutter web.
@@ -133,9 +133,10 @@
 );
 
 /// The [Feature] for generating projects using the new Android embedding.
-const Feature flutterNewAndroidEmbeddingFeature = Feature(
-  name: 'flutter create generates projects using the new Android embedding',
-  configSetting: 'enable-new-android-embedding',
+const Feature flutterAndroidEmbeddingV2Feature = Feature(
+  name: 'flutter create generates projects using the Android embedding V2',
+  environmentOverride: 'ENABLE_ANDROID_EMBEDDING_V2',
+  configSetting: 'enable-android-embedding-v2',
   master: FeatureChannelSetting(
     available: true,
     enabledByDefault: false,

packages/flutter_tools/lib/src/project.dart

diff --git a/packages/flutter_tools/lib/src/project.dart b/packages/flutter_tools/lib/src/project.dart
index a582d8d..9568e58 100644
--- a/packages/flutter_tools/lib/src/project.dart
+++ b/packages/flutter_tools/lib/src/project.dart
@@ -617,7 +617,7 @@
     _overwriteFromTemplate(fs.path.join(
       'module',
       'android',
-      featureFlags.isNewAndroidEmbeddingEnabled ? 'library_new_embedding' : 'library',
+      featureFlags.isAndroidEmbeddingV2Enabled ? 'library_new_embedding' : 'library',
     ), ephemeralDirectory);
     _overwriteFromTemplate(fs.path.join('module', 'android', 'gradle'), ephemeralDirectory);
     gradle.injectGradleWrapperIfNeeded(ephemeralDirectory);
@@ -631,7 +631,7 @@
         'projectName': parent.manifest.appName,
         'androidIdentifier': parent.manifest.androidPackage,
         'androidX': usesAndroidX,
-        'useNewAndroidEmbedding': featureFlags.isNewAndroidEmbeddingEnabled,
+        'useAndroidEmbeddingV2': featureFlags.isAndroidEmbeddingV2Enabled,
       },
       printStatusWhenWriting: false,
       overwriteExisting: true,