Revert "Branch out android platform view perf testing (#60238)" (#61482)

This reverts commit 9f4499f4313d212fe0ecb51e49c36408df8b70b3.
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/lib/android_platform_view.dart b/dev/benchmarks/platform_views_layout/lib/android_platform_view.dart
similarity index 100%
rename from dev/benchmarks/platform_views_layout_hybrid_composition/lib/android_platform_view.dart
rename to dev/benchmarks/platform_views_layout/lib/android_platform_view.dart
diff --git a/dev/benchmarks/platform_views_layout/lib/main.dart b/dev/benchmarks/platform_views_layout/lib/main.dart
index 64f7729..d8d81e9 100644
--- a/dev/benchmarks/platform_views_layout/lib/main.dart
+++ b/dev/benchmarks/platform_views_layout/lib/main.dart
@@ -7,6 +7,8 @@
 import 'package:flutter/material.dart';
 import 'package:flutter/scheduler.dart' show timeDilation;
 
+import 'android_platform_view.dart';
+
 void main() {
   runApp(
     const PlatformViewApp()
@@ -15,9 +17,13 @@
 
 class PlatformViewApp extends StatefulWidget {
   const PlatformViewApp({
-    Key key
+    Key key,
+    this.enableHybridCompositionOnAndroid = false,
   }) : super(key: key);
 
+  /// Whether to use render the Android view as a platform view or a texture.
+  final bool enableHybridCompositionOnAndroid;
+
   @override
   PlatformViewAppState createState() => PlatformViewAppState();
 
@@ -83,9 +89,17 @@
         viewType: viewType,
       );
     } else if (Platform.isAndroid) {
-      nativeView = const AndroidView(
-        viewType: viewType,
-      );
+      final PlatformViewApp app = PlatformViewApp.of(context).widget;
+      assert(app != null);
+      if (app.enableHybridCompositionOnAndroid) {
+        nativeView = const AndroidPlatformView(
+          viewType: viewType,
+        );
+      } else {
+        nativeView = const AndroidView(
+          viewType: viewType,
+        );
+      }
     } else {
       assert(false, 'Invalid platform');
     }
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/test_driver/android_view_scroll_perf.dart b/dev/benchmarks/platform_views_layout/test_driver/android_texture_scroll_perf.dart
similarity index 69%
rename from dev/benchmarks/platform_views_layout_hybrid_composition/test_driver/android_view_scroll_perf.dart
rename to dev/benchmarks/platform_views_layout/test_driver/android_texture_scroll_perf.dart
index 8eb48e6..7b4d2c1 100644
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/test_driver/android_view_scroll_perf.dart
+++ b/dev/benchmarks/platform_views_layout/test_driver/android_texture_scroll_perf.dart
@@ -5,11 +5,13 @@
 import 'package:flutter/widgets.dart';
 import 'package:flutter_driver/driver_extension.dart';
 
-import 'package:platform_views_layout_hybrid_composition/main.dart' as app;
+import 'package:platform_views_layout/main.dart' as app;
 
 void main() {
   enableFlutterDriverExtension();
   runApp(
-    const app.PlatformViewApp()
+    const app.PlatformViewApp(
+      enableHybridCompositionOnAndroid: false,
+    )
   );
 }
diff --git a/dev/benchmarks/platform_views_layout/test_driver/android_view_scroll_perf.dart b/dev/benchmarks/platform_views_layout/test_driver/android_view_scroll_perf.dart
index 3106214..d3d36e4 100644
--- a/dev/benchmarks/platform_views_layout/test_driver/android_view_scroll_perf.dart
+++ b/dev/benchmarks/platform_views_layout/test_driver/android_view_scroll_perf.dart
@@ -10,6 +10,8 @@
 void main() {
   enableFlutterDriverExtension();
   runApp(
-    const app.PlatformViewApp()
+    const app.PlatformViewApp(
+      enableHybridCompositionOnAndroid: true,
+    )
   );
 }
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/README.md b/dev/benchmarks/platform_views_layout_hybrid_composition/README.md
deleted file mode 100644
index cb35ed6..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/README.md
+++ /dev/null
@@ -1,26 +0,0 @@
-# platform_views_layout_hybrid_composition
-
-## Scrolling benchmark
-
-To run the scrolling benchmark on a device:
-
-```
-flutter drive --profile test_driver/scroll_perf.dart
-```
-
-Results should be in the file `build/platform_views_scroll_perf_hybrid_composition.timeline_summary.json`.
-
-More detailed logs should be in `build/platform_views_scroll_perf_hybrid_composition.timeline.json`.
-
-
-## Startup benchmark
-
-To measure startup time on a device:
-
-```
-flutter run --profile --trace-startup
-```
-
-Results should be in the logs.
-
-Additional results should be in the file `build/start_up_info.json`.
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/android/app/build.gradle b/dev/benchmarks/platform_views_layout_hybrid_composition/android/app/build.gradle
deleted file mode 100644
index b3b1488..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/android/app/build.gradle
+++ /dev/null
@@ -1,46 +0,0 @@
-// 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.
-
-def localProperties = new Properties()
-def localPropertiesFile = rootProject.file('local.properties')
-if (localPropertiesFile.exists()) {
-    localPropertiesFile.withInputStream { stream ->
-        localProperties.load(stream)
-    }
-}
-
-def flutterRoot = localProperties.getProperty('flutter.sdk')
-if (flutterRoot == null) {
-    throw new GradleException("Flutter SDK not found. Define location with flutter.sdk in the local.properties file.")
-}
-
-apply plugin: 'com.android.application'
-apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
-
-android {
-    compileSdkVersion 28
-
-    lintOptions {
-        disable 'InvalidPackage'
-    }
-
-    defaultConfig {
-        minSdkVersion 16
-        targetSdkVersion 28
-        versionCode 1
-        versionName "0.0.1"
-    }
-
-    buildTypes {
-        release {
-            // TODO: Add your own signing config for the release build.
-            // Signing with the debug keys for now, so `flutter run --release` works.
-            signingConfig signingConfigs.debug
-        }
-    }
-}
-
-flutter {
-    source '../..'
-}
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/android/app/src/main/AndroidManifest.xml b/dev/benchmarks/platform_views_layout_hybrid_composition/android/app/src/main/AndroidManifest.xml
deleted file mode 100644
index 0343ef3..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/android/app/src/main/AndroidManifest.xml
+++ /dev/null
@@ -1,26 +0,0 @@
-<!-- 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. -->
-
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="dev.benchmarks.platform_views_layout_hybrid_composition">
-
-    <uses-permission android:name="android.permission.INTERNET"/>
-
-    <application android:name="io.flutter.app.FlutterApplication" android:label="platform_view_layout">
-        <activity android:name=".DummyPlatformViewActivity"
-                  android:launchMode="singleTop"
-                  android:theme="@android:style/Theme.Black.NoTitleBar"
-                  android:configChanges="orientation|keyboardHidden|keyboard|screenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"
-                  android:hardwareAccelerated="true"
-                  android:windowSoftInputMode="adjustResize">
-            <intent-filter>
-                <action android:name="android.intent.action.MAIN"/>
-                <category android:name="android.intent.category.LAUNCHER"/>
-            </intent-filter>
-        </activity>
-        <meta-data
-            android:name="io.flutter.embedded_views_preview"
-            android:value="true" />
-    </application>
-</manifest>
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/android/app/src/main/java/dev/bechmarks/platform_views_layout/DummyPlatformView.java b/dev/benchmarks/platform_views_layout_hybrid_composition/android/app/src/main/java/dev/bechmarks/platform_views_layout/DummyPlatformView.java
deleted file mode 100644
index 08f9e22..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/android/app/src/main/java/dev/bechmarks/platform_views_layout/DummyPlatformView.java
+++ /dev/null
@@ -1,31 +0,0 @@
-// 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.
-
-package dev.benchmarks.platform_views_layout_hybrid_composition;
-
-import android.content.Context;
-import android.graphics.Color;
-import android.view.View;
-import android.widget.TextView;
-import io.flutter.plugin.platform.PlatformView;
-
-public class DummyPlatformView implements PlatformView {
-    private final TextView textView;
-
-    @SuppressWarnings("unchecked")
-    DummyPlatformView(final Context context, int id) {
-        textView = new TextView(context);
-        textView.setTextSize(72);
-        textView.setBackgroundColor(Color.rgb(255, 255, 255));
-        textView.setText("DummyPlatformView");
-    }
-
-    @Override
-    public View getView() {
-        return textView;
-    }
-
-    @Override
-    public void dispose() {}
-}
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/android/app/src/main/java/dev/bechmarks/platform_views_layout/DummyPlatformViewActivity.java b/dev/benchmarks/platform_views_layout_hybrid_composition/android/app/src/main/java/dev/bechmarks/platform_views_layout/DummyPlatformViewActivity.java
deleted file mode 100644
index eeb4a2f..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/android/app/src/main/java/dev/bechmarks/platform_views_layout/DummyPlatformViewActivity.java
+++ /dev/null
@@ -1,19 +0,0 @@
-// 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.
-
-package dev.benchmarks.platform_views_layout_hybrid_composition;
-
-import androidx.annotation.NonNull;
-import io.flutter.embedding.android.FlutterActivity;
-import io.flutter.embedding.engine.FlutterEngine;
-
-public class DummyPlatformViewActivity extends FlutterActivity {
-    @Override
-    public void configureFlutterEngine(@NonNull FlutterEngine flutterEngine) {
-        flutterEngine
-            .getPlatformViewsController()
-            .getRegistry()
-            .registerViewFactory("benchmarks/platform_views_layout_hybrid_composition/DummyPlatformView", new DummyPlatformViewFactory());
-    }
-}
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/android/app/src/main/java/dev/bechmarks/platform_views_layout/DummyPlatformViewFactory.java b/dev/benchmarks/platform_views_layout_hybrid_composition/android/app/src/main/java/dev/bechmarks/platform_views_layout/DummyPlatformViewFactory.java
deleted file mode 100644
index a546aad..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/android/app/src/main/java/dev/bechmarks/platform_views_layout/DummyPlatformViewFactory.java
+++ /dev/null
@@ -1,42 +0,0 @@
-// 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.
-
-package dev.benchmarks.platform_views_layout_hybrid_composition;
-
-import android.content.Context;
-import androidx.annotation.Nullable;
-import io.flutter.plugin.common.MessageCodec;
-import io.flutter.plugin.common.StringCodec;
-import io.flutter.plugin.platform.PlatformView;
-import io.flutter.plugin.platform.PlatformViewFactory;
-import java.nio.ByteBuffer;
-
-public final class DummyPlatformViewFactory extends PlatformViewFactory {
-    DummyPlatformViewFactory() {
-        super(
-            new MessageCodec<Object>() {
-                @Nullable
-                @Override
-                public ByteBuffer encodeMessage(@Nullable Object o) {
-                    if (o instanceof String) {
-                    return StringCodec.INSTANCE.encodeMessage((String) o);
-                    }
-                    return null;
-                }
-
-                @Nullable
-                @Override
-                public Object decodeMessage(@Nullable ByteBuffer byteBuffer) {
-                    return StringCodec.INSTANCE.decodeMessage(byteBuffer);
-                }
-            }
-        );
-    }
-
-    @SuppressWarnings("unchecked")
-    @Override
-    public PlatformView create(Context context, int id, Object args) {
-        return new DummyPlatformView(context, id);
-    }
-}
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/android/build.gradle b/dev/benchmarks/platform_views_layout_hybrid_composition/android/build.gradle
deleted file mode 100644
index 5df71fc..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/android/build.gradle
+++ /dev/null
@@ -1,33 +0,0 @@
-// 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.
-
-buildscript {
-    repositories {
-        google()
-        jcenter()
-    }
-
-    dependencies {
-        classpath 'com.android.tools.build:gradle:3.5.0'
-    }
-}
-
-allprojects {
-    repositories {
-        google()
-        jcenter()
-    }
-}
-
-rootProject.buildDir = '../build'
-subprojects {
-    project.buildDir = "${rootProject.buildDir}/${project.name}"
-}
-subprojects {
-    project.evaluationDependsOn(':app')
-}
-
-task clean(type: Delete) {
-    delete rootProject.buildDir
-}
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/android/gradle.properties b/dev/benchmarks/platform_views_layout_hybrid_composition/android/gradle.properties
deleted file mode 100644
index a673820..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/android/gradle.properties
+++ /dev/null
@@ -1,4 +0,0 @@
-org.gradle.jvmargs=-Xmx1536M
-android.useAndroidX=true
-android.enableJetifier=true
-android.enableR8=true
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/android/gradle/wrapper/gradle-wrapper.properties b/dev/benchmarks/platform_views_layout_hybrid_composition/android/gradle/wrapper/gradle-wrapper.properties
deleted file mode 100644
index 296b146..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/android/gradle/wrapper/gradle-wrapper.properties
+++ /dev/null
@@ -1,6 +0,0 @@
-#Fri Jun 23 08:50:38 CEST 2017
-distributionBase=GRADLE_USER_HOME
-distributionPath=wrapper/dists
-zipStoreBase=GRADLE_USER_HOME
-zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/android/settings.gradle b/dev/benchmarks/platform_views_layout_hybrid_composition/android/settings.gradle
deleted file mode 100644
index 663db3a..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/android/settings.gradle
+++ /dev/null
@@ -1,5 +0,0 @@
-// 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.
-
-include ':app'
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Flutter/AppFrameworkInfo.plist b/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Flutter/AppFrameworkInfo.plist
deleted file mode 100644
index 6b4c0f7..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Flutter/AppFrameworkInfo.plist
+++ /dev/null
@@ -1,26 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
-<plist version="1.0">
-<dict>
-  <key>CFBundleDevelopmentRegion</key>
-  <string>$(DEVELOPMENT_LANGUAGE)</string>
-  <key>CFBundleExecutable</key>
-  <string>App</string>
-  <key>CFBundleIdentifier</key>
-  <string>io.flutter.flutter.app</string>
-  <key>CFBundleInfoDictionaryVersion</key>
-  <string>6.0</string>
-  <key>CFBundleName</key>
-  <string>App</string>
-  <key>CFBundlePackageType</key>
-  <string>FMWK</string>
-  <key>CFBundleShortVersionString</key>
-  <string>1.0</string>
-  <key>CFBundleSignature</key>
-  <string>????</string>
-  <key>CFBundleVersion</key>
-  <string>1.0</string>
-  <key>MinimumOSVersion</key>
-  <string>8.0</string>
-</dict>
-</plist>
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Flutter/Flutter.xcconfig b/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Flutter/Flutter.xcconfig
deleted file mode 100644
index 592ceee..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Flutter/Flutter.xcconfig
+++ /dev/null
@@ -1 +0,0 @@
-#include "Generated.xcconfig"
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner.xcodeproj/project.pbxproj b/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner.xcodeproj/project.pbxproj
deleted file mode 100644
index 47065ce..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner.xcodeproj/project.pbxproj
+++ /dev/null
@@ -1,445 +0,0 @@
-// !$*UTF8*$!
-{
-	archiveVersion = 1;
-	classes = {
-	};
-	objectVersion = 46;
-	objects = {
-
-/* Begin PBXBuildFile section */
-		647B792C24207B8900ABA501 /* AppDelegate.m in Sources */ = {isa = PBXBuildFile; fileRef = 647B792B24207B8900ABA501 /* AppDelegate.m */; };
-		647B792F24207D1600ABA501 /* DummyPlatformView.m in Sources */ = {isa = PBXBuildFile; fileRef = 647B792E24207D1600ABA501 /* DummyPlatformView.m */; };
-		647B793224208A4200ABA501 /* GeneratedPluginRegistrant.m in Sources */ = {isa = PBXBuildFile; fileRef = 647B793024208A4200ABA501 /* GeneratedPluginRegistrant.m */; };
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-		97C147011CF9000F007C117D /* LaunchScreen.storyboard in Resources */ = {isa = PBXBuildFile; fileRef = 97C146FF1CF9000F007C117D /* LaunchScreen.storyboard */; };
-/* End PBXBuildFile section */
-
-/* Begin PBXCopyFilesBuildPhase section */
-		9705A1C41CF9048500538489 /* Embed Frameworks */ = {
-			isa = PBXCopyFilesBuildPhase;
-			buildActionMask = 2147483647;
-			dstPath = "";
-			dstSubfolderSpec = 10;
-			files = (
-			);
-			name = "Embed Frameworks";
-			runOnlyForDeploymentPostprocessing = 0;
-		};
-/* End PBXCopyFilesBuildPhase section */
-
-/* Begin PBXFileReference section */
-		647B792824207ADD00ABA501 /* AppDelegate.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = AppDelegate.h; sourceTree = "<group>"; };
-		647B792B24207B8900ABA501 /* AppDelegate.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = AppDelegate.m; sourceTree = "<group>"; };
-		647B792D24207CC400ABA501 /* DummyPlatformView.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = DummyPlatformView.h; sourceTree = "<group>"; };
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-		647B793024208A4200ABA501 /* GeneratedPluginRegistrant.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = GeneratedPluginRegistrant.m; sourceTree = "<group>"; };
-		647B793124208A4200ABA501 /* GeneratedPluginRegistrant.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = GeneratedPluginRegistrant.h; sourceTree = "<group>"; };
-		746232551E83B9DF00CC1A5E /* AppFrameworkInfo.plist */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text.plist.xml; name = AppFrameworkInfo.plist; path = Flutter/AppFrameworkInfo.plist; sourceTree = "<group>"; };
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-		97C146EE1CF9000F007C117D /* Runner.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = Runner.app; sourceTree = BUILT_PRODUCTS_DIR; };
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-		97C146FD1CF9000F007C117D /* Assets.xcassets */ = {isa = PBXFileReference; lastKnownFileType = folder.assetcatalog; path = Assets.xcassets; sourceTree = "<group>"; };
-		97C147001CF9000F007C117D /* Base */ = {isa = PBXFileReference; lastKnownFileType = file.storyboard; name = Base; path = Base.lproj/LaunchScreen.storyboard; sourceTree = "<group>"; };
-		97C147021CF9000F007C117D /* Info.plist */ = {isa = PBXFileReference; lastKnownFileType = text.plist.xml; path = Info.plist; sourceTree = "<group>"; };
-/* End PBXFileReference section */
-
-/* Begin PBXFrameworksBuildPhase section */
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-			files = (
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-/* End PBXFrameworksBuildPhase section */
-
-/* Begin PBXGroup section */
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-			children = (
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-			);
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-			children = (
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-			sourceTree = "<group>";
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-		97C146EF1CF9000F007C117D /* Products */ = {
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-			children = (
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-			);
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-			isa = PBXGroup;
-			children = (
-				647B793124208A4200ABA501 /* GeneratedPluginRegistrant.h */,
-				647B793024208A4200ABA501 /* GeneratedPluginRegistrant.m */,
-				97C146FA1CF9000F007C117D /* Main.storyboard */,
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diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner.xcodeproj/project.xcworkspace/contents.xcworkspacedata b/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner.xcodeproj/project.xcworkspace/contents.xcworkspacedata
deleted file mode 100644
index 6cec59c..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner.xcodeproj/project.xcworkspace/contents.xcworkspacedata
+++ /dev/null
@@ -1,7 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<Workspace
-   version = "1.0">
-   <FileRef
-      location = "self:Runner.xcodeproj">
-   </FileRef>
-</Workspace>
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist b/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist
deleted file mode 100644
index 18d9810..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner.xcodeproj/project.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist
+++ /dev/null
@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
-<plist version="1.0">
-<dict>
-	<key>IDEDidComputeMac32BitWarning</key>
-	<true/>
-</dict>
-</plist>
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/AppDelegate.h b/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/AppDelegate.h
deleted file mode 100644
index 7d5bcd3..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/AppDelegate.h
+++ /dev/null
@@ -1,10 +0,0 @@
-// 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 <Flutter/Flutter.h>
-#import <UIKit/UIKit.h>
-
-@interface AppDelegate : FlutterAppDelegate
-
-@end
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/AppDelegate.m b/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/AppDelegate.m
deleted file mode 100644
index 697733e..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/AppDelegate.m
+++ /dev/null
@@ -1,27 +0,0 @@
-// 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.
-
-#include "AppDelegate.h"
-#include "DummyPlatformView.h"
-#include "GeneratedPluginRegistrant.h"
-
-@implementation AppDelegate
-
-- (BOOL)application:(UIApplication *)application
-    didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
-  [GeneratedPluginRegistrant registerWithRegistry:self];
-
-   NSObject<FlutterPluginRegistrar>* registrar =
-      [self registrarForPlugin:@"benchmarks/platform_views_layout_hybrid_composition/DummyPlatformViewPlugin"];
-
-  DummyPlatformViewFactory* dummyPlatformViewFactory = [[DummyPlatformViewFactory alloc] init];
-  [registrar registerViewFactory:dummyPlatformViewFactory
-                                withId:@"benchmarks/platform_views_layout_hybrid_composition/DummyPlatformView"
-      gestureRecognizersBlockingPolicy:FlutterPlatformViewGestureRecognizersBlockingPolicyEager];
-
-  // Override point for customization after application launch.
-  return [super application:application didFinishLaunchingWithOptions:launchOptions];
-}
-
-@end
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-App-76x76@3x.png b/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-App-76x76@3x.png
deleted file mode 100644
index 5d2bad8..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-App-76x76@3x.png
+++ /dev/null
Binary files differ
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/Base.lproj/LaunchScreen.storyboard b/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/Base.lproj/LaunchScreen.storyboard
deleted file mode 100644
index ebf48f6..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/Base.lproj/LaunchScreen.storyboard
+++ /dev/null
@@ -1,27 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="10117" systemVersion="15F34" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" launchScreen="YES" useTraitCollections="YES" initialViewController="01J-lp-oVM">
-    <dependencies>
-        <deployment identifier="iOS"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="10085"/>
-    </dependencies>
-    <scenes>
-        <!--View Controller-->
-        <scene sceneID="EHf-IW-A2E">
-            <objects>
-                <viewController id="01J-lp-oVM" sceneMemberID="viewController">
-                    <layoutGuides>
-                        <viewControllerLayoutGuide type="top" id="Llm-lL-Icb"/>
-                        <viewControllerLayoutGuide type="bottom" id="xb3-aO-Qok"/>
-                    </layoutGuides>
-                    <view key="view" contentMode="scaleToFill" id="Ze5-6b-2t3">
-                        <rect key="frame" x="0.0" y="0.0" width="600" height="600"/>
-                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
-                        <color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="calibratedWhite"/>
-                    </view>
-                </viewController>
-                <placeholder placeholderIdentifier="IBFirstResponder" id="iYj-Kq-Ea1" userLabel="First Responder" sceneMemberID="firstResponder"/>
-            </objects>
-            <point key="canvasLocation" x="53" y="375"/>
-        </scene>
-    </scenes>
-</document>
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/Base.lproj/Main.storyboard b/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/Base.lproj/Main.storyboard
deleted file mode 100644
index f3c2851..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/Base.lproj/Main.storyboard
+++ /dev/null
@@ -1,26 +0,0 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
-<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="10117" systemVersion="15F34" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAutolayout="YES" useTraitCollections="YES" initialViewController="BYZ-38-t0r">
-    <dependencies>
-        <deployment identifier="iOS"/>
-        <plugIn identifier="com.apple.InterfaceBuilder.IBCocoaTouchPlugin" version="10085"/>
-    </dependencies>
-    <scenes>
-        <!--Flutter View Controller-->
-        <scene sceneID="tne-QT-ifu">
-            <objects>
-                <viewController id="BYZ-38-t0r" customClass="FlutterViewController" sceneMemberID="viewController">
-                    <layoutGuides>
-                        <viewControllerLayoutGuide type="top" id="y3c-jy-aDJ"/>
-                        <viewControllerLayoutGuide type="bottom" id="wfy-db-euE"/>
-                    </layoutGuides>
-                    <view key="view" contentMode="scaleToFill" id="8bC-Xf-vdC">
-                        <rect key="frame" x="0.0" y="0.0" width="600" height="600"/>
-                        <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
-                        <color key="backgroundColor" white="1" alpha="1" colorSpace="custom" customColorSpace="calibratedWhite"/>
-                    </view>
-                </viewController>
-                <placeholder placeholderIdentifier="IBFirstResponder" id="dkx-z0-nzr" sceneMemberID="firstResponder"/>
-            </objects>
-        </scene>
-    </scenes>
-</document>
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/DummyPlatformView.h b/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/DummyPlatformView.h
deleted file mode 100644
index 6d21bf0..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/DummyPlatformView.h
+++ /dev/null
@@ -1,23 +0,0 @@
-// 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 <Flutter/Flutter.h>
-
-NS_ASSUME_NONNULL_BEGIN
-
-@interface DummyPlatformView : NSObject <FlutterPlatformView>
-
-- (instancetype)initWithFrame:(CGRect)frame
-               viewIdentifier:(int64_t)viewId
-                    arguments:(id _Nullable)args
-              binaryMessenger:(NSObject<FlutterBinaryMessenger>*)messenger;
-
-- (UIView*)view;
-@end
-
-@interface DummyPlatformViewFactory : NSObject <FlutterPlatformViewFactory>
-- (instancetype)initWithMessenger:(NSObject<FlutterBinaryMessenger>*)messenger;
-@end
-
-NS_ASSUME_NONNULL_END
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/DummyPlatformView.m b/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/DummyPlatformView.m
deleted file mode 100644
index c92cd05..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/DummyPlatformView.m
+++ /dev/null
@@ -1,57 +0,0 @@
-// 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 "DummyPlatformView.h"
-
-@implementation DummyPlatformViewFactory {
-  NSObject<FlutterBinaryMessenger>* _messenger;
-}
-
-- (instancetype)initWithMessenger:(NSObject<FlutterBinaryMessenger>*)messenger {
-  self = [super init];
-  if (self) {
-    _messenger = messenger;
-  }
-  return self;
-}
-
-- (NSObject<FlutterPlatformView>*)createWithFrame:(CGRect)frame
-                                   viewIdentifier:(int64_t)viewId
-                                        arguments:(id _Nullable)args {
-  return [[DummyPlatformView alloc] initWithFrame:frame
-                                   viewIdentifier:viewId
-                                        arguments:args
-                                  binaryMessenger:_messenger];
-}
-
-- (NSObject<FlutterMessageCodec>*)createArgsCodec {
-  return [FlutterStringCodec sharedInstance];
-}
-
-@end
-
-@implementation DummyPlatformView {
-  UITextView* _view;
-  FlutterMethodChannel* _channel;
-}
-
-- (instancetype)initWithFrame:(CGRect)frame
-               viewIdentifier:(int64_t)viewId
-                    arguments:(id _Nullable)args
-              binaryMessenger:(NSObject<FlutterBinaryMessenger>*)messenger {
-  if ([super init]) {
-    _view = [[UITextView alloc] initWithFrame:CGRectMake(0.0, 0.0, 250.0, 100.0)];
-    _view.textColor = UIColor.blueColor;
-    _view.backgroundColor = UIColor.lightGrayColor;
-    [_view setFont:[UIFont systemFontOfSize:52]];
-    _view.text = @"DummyPlatformView";
-  }
-  return self;
-}
-
-- (UIView*)view {
-  return _view;
-}
-
-@end
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/Info.plist b/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/Info.plist
deleted file mode 100644
index b5a2f94..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/Info.plist
+++ /dev/null
@@ -1,49 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
-<plist version="1.0">
-<dict>
-	<key>CFBundleDevelopmentRegion</key>
-	<string>$(DEVELOPMENT_LANGUAGE)</string>
-	<key>CFBundleExecutable</key>
-	<string>$(EXECUTABLE_NAME)</string>
-	<key>CFBundleIdentifier</key>
-	<string>com.yourcompany.complexLayout</string>
-	<key>CFBundleInfoDictionaryVersion</key>
-	<string>6.0</string>
-	<key>CFBundleName</key>
-	<string>complex_layout</string>
-	<key>CFBundlePackageType</key>
-	<string>APPL</string>
-	<key>CFBundleShortVersionString</key>
-	<string>1.0</string>
-	<key>CFBundleSignature</key>
-	<string>????</string>
-	<key>CFBundleVersion</key>
-	<string>1</string>
-	<key>LSRequiresIPhoneOS</key>
-	<true/>
-	<key>UILaunchStoryboardName</key>
-	<string>LaunchScreen</string>
-	<key>UIMainStoryboardFile</key>
-	<string>Main</string>
-	<key>UISupportedInterfaceOrientations</key>
-	<array>
-		<string>UIInterfaceOrientationPortrait</string>
-		<string>UIInterfaceOrientationLandscapeLeft</string>
-		<string>UIInterfaceOrientationLandscapeRight</string>
-	</array>
-	<key>UISupportedInterfaceOrientations~ipad</key>
-	<array>
-		<string>UIInterfaceOrientationPortrait</string>
-		<string>UIInterfaceOrientationPortraitUpsideDown</string>
-		<string>UIInterfaceOrientationLandscapeLeft</string>
-		<string>UIInterfaceOrientationLandscapeRight</string>
-	</array>
-	<key>UIViewControllerBasedStatusBarAppearance</key>
-	<false/>
-	<key>io.flutter.embedded_views_preview</key>
-	<true/>
-	<key>io.flutter.metal_preview</key>
- 	<true/>
-</dict>
-</plist>
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/main.m b/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/main.m
deleted file mode 100644
index 8607072..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/ios/Runner/main.m
+++ /dev/null
@@ -1,14 +0,0 @@
-// 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 <UIKit/UIKit.h>
-#import <Flutter/Flutter.h>
-#import "AppDelegate.h"
-
-int main(int argc, char * argv[]) {
-    @autoreleasepool {
-        return UIApplicationMain(argc, argv, nil,
-                                 NSStringFromClass([AppDelegate class]));
-    }
-}
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/lib/main.dart b/dev/benchmarks/platform_views_layout_hybrid_composition/lib/main.dart
deleted file mode 100644
index e3044d4..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/lib/main.dart
+++ /dev/null
@@ -1,134 +0,0 @@
-// 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 'dart:io';
-
-import 'package:flutter/material.dart';
-import 'package:flutter/scheduler.dart' show timeDilation;
-
-import 'android_platform_view.dart';
-
-void main() {
-  runApp(
-    const PlatformViewApp()
-  );
-}
-
-class PlatformViewApp extends StatefulWidget {
-  const PlatformViewApp({
-    Key key
-  }) : super(key: key);
-
-  @override
-  PlatformViewAppState createState() => PlatformViewAppState();
-
-  static PlatformViewAppState of(BuildContext context) => context.findAncestorStateOfType<PlatformViewAppState>();
-}
-
-class PlatformViewAppState extends State<PlatformViewApp> {
-  @override
-  Widget build(BuildContext context) {
-    return MaterialApp(
-      theme: ThemeData.light(),
-      title: 'Advanced Layout',
-      home: const PlatformViewLayout(),
-    );
-  }
-
-  void toggleAnimationSpeed() {
-    setState(() {
-      timeDilation = (timeDilation != 1.0) ? 1.0 : 5.0;
-    });
-  }
-}
-
-class PlatformViewLayout extends StatelessWidget {
-  const PlatformViewLayout({ Key key }) : super(key: key);
-
-  @override
-  Widget build(BuildContext context) {
-    return Scaffold(
-      appBar: AppBar(title: const Text('Platform View Scrolling Layout')),
-      body: ListView.builder(
-        key: const Key('platform-views-scroll'), // This key is used by the driver test.
-        itemCount: 200,
-        itemBuilder: (BuildContext context, int index) {
-          return Padding(
-            padding: const EdgeInsets.all(5.0),
-            child: Material(
-              elevation: (index % 5 + 1).toDouble(),
-              color: Colors.white,
-              child: Stack(
-                children: const <Widget> [
-                  DummyPlatformView(),
-                  RotationContainer(),
-                ],
-              ),
-            ),
-          );
-        },
-      ),
-    );
-  }
-}
-
-class DummyPlatformView extends StatelessWidget {
-  const DummyPlatformView({Key key}) : super(key: key);
-
-  @override
-  Widget build(BuildContext context) {
-    const String viewType = 'benchmarks/platform_views_layout_hybrid_composition/DummyPlatformView';
-    Widget nativeView;
-    if (Platform.isIOS) {
-      nativeView = const UiKitView(
-        viewType: viewType,
-      );
-    } else if (Platform.isAndroid) {
-      nativeView = const AndroidPlatformView(
-        viewType: viewType,
-      );
-    } else {
-      assert(false, 'Invalid platform');
-    }
-    return Container(
-      color: Colors.purple,
-      height: 200.0,
-      child: nativeView,
-    );
-  }
-}
-
-class RotationContainer extends StatefulWidget {
-  const RotationContainer({Key key}) : super(key: key);
-
-  @override
-  _RotationContainerState createState() => _RotationContainerState();
-}
-
-class _RotationContainerState extends State<RotationContainer>
-  with SingleTickerProviderStateMixin {
-  AnimationController _rotationController;
-
-  @override
-  void initState() {
-    super.initState();
-    _rotationController = AnimationController(
-      vsync: this,
-      duration: const Duration(seconds: 1),
-      value: 1,
-    );
-    _rotationController.repeat();
-  }
-  @override
-  Widget build(BuildContext context) {
-    return RotationTransition(
-      turns: Tween<double>(begin: 0.0, end: 1.0).animate(_rotationController),
-      child: Container(
-        color: Colors.purple,
-        width: 50.0,
-        height: 50.0,
-      ),
-    );
-  }
-}
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/pubspec.yaml b/dev/benchmarks/platform_views_layout_hybrid_composition/pubspec.yaml
deleted file mode 100644
index 06f8ab2..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/pubspec.yaml
+++ /dev/null
@@ -1,92 +0,0 @@
-name: platform_views_layout_hybrid_composition
-description: A benchmark for platform views, using hybrid composition on android.
-
-environment:
-  sdk: ">=2.2.0 <3.0.0"
-
-dependencies:
-  flutter:
-    sdk: flutter
-  flutter_driver:
-    sdk: flutter
-
-  # To change the version of the gallery assets, edit
-  #   //packages/flutter_tools/lib/src/commands/update_packages.dart
-  # and run
-  #   flutter update-packages --force-upgrade
-  flutter_gallery_assets: 0.2.2
-
-  archive: 2.0.13 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  args: 1.6.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  async: 2.4.2 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  characters: 1.1.0-nullsafety # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  charcode: 1.1.3 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  collection: 1.15.0-nullsafety # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  convert: 2.1.1 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  crypto: 2.1.5 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  file: 5.2.1 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  intl: 0.16.1 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  json_rpc_2: 2.2.1 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  matcher: 0.12.8 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  meta: 1.3.0-nullsafety # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  path: 1.7.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  pub_semver: 1.4.4 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  source_span: 1.7.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  stack_trace: 1.9.5 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  stream_channel: 2.0.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  sync_http: 0.2.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  term_glyph: 1.1.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  typed_data: 1.3.0-nullsafety # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  vector_math: 2.1.0-nullsafety # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  vm_service_client: 0.2.6+2 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  web_socket_channel: 1.1.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  webdriver: 2.1.2 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-
-dev_dependencies:
-  flutter_test:
-    sdk: flutter
-  test: 1.15.2
-
-  _fe_analyzer_shared: 5.0.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  analyzer: 0.39.13 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  boolean_selector: 2.0.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  clock: 1.0.1 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  coverage: 0.14.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  csslib: 0.16.1 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  fake_async: 1.1.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  glob: 1.2.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  html: 0.14.0+3 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  http: 0.12.1 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  http_multi_server: 2.2.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  http_parser: 3.1.4 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  io: 0.3.4 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  js: 0.6.2 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  logging: 0.11.4 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  mime: 0.9.6+3 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  node_interop: 1.1.1 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  node_io: 1.1.1 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  node_preamble: 1.4.12 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  package_config: 1.9.3 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  pedantic: 1.9.2 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  pool: 1.4.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  shelf: 0.7.5 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  shelf_packages_handler: 2.0.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  shelf_static: 0.2.8 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  shelf_web_socket: 0.2.3 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  source_map_stack_trace: 2.0.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  source_maps: 0.10.9 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  string_scanner: 1.0.5 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  test_api: 0.2.17 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  test_core: 0.3.10 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  vm_service: 4.1.0 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  watcher: 0.9.7+15 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  webkit_inspection_protocol: 0.7.3 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  yaml: 2.2.1 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-
-flutter:
-  uses-material-design: true
-  assets:
-    - packages/flutter_gallery_assets/people/square/ali.png
-    - packages/flutter_gallery_assets/places/india_chettinad_silk_maker.png
-
-# PUBSPEC CHECKSUM: 9c3d
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/test_driver/scroll_perf_test.dart b/dev/benchmarks/platform_views_layout_hybrid_composition/test_driver/scroll_perf_test.dart
deleted file mode 100644
index a0da92f..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/test_driver/scroll_perf_test.dart
+++ /dev/null
@@ -1,64 +0,0 @@
-// 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 'dart:async';
-
-import 'package:flutter_driver/flutter_driver.dart';
-import 'package:test/test.dart' hide TypeMatcher, isInstanceOf;
-
-void main() {
-  group('scrolling performance test', () {
-    FlutterDriver driver;
-
-    setUpAll(() async {
-      driver = await FlutterDriver.connect();
-
-      await driver.waitUntilFirstFrameRasterized();
-    });
-
-    tearDownAll(() async {
-      if (driver != null)
-        driver.close();
-    });
-
-    Future<void> testScrollPerf(String listKey, String summaryName) async {
-      // The slight initial delay avoids starting the timing during a
-      // period of increased load on the device. Without this delay, the
-      // benchmark has greater noise.
-      // See: https://github.com/flutter/flutter/issues/19434
-      await Future<void>.delayed(const Duration(milliseconds: 250));
-
-      await driver.forceGC();
-
-      final Timeline timeline = await driver.traceAction(() async {
-        // Find the scrollable stock list
-        final SerializableFinder list = find.byValueKey(listKey);
-        expect(list, isNotNull);
-
-        // Scroll down
-        for (int i = 0; i < 5; i += 1) {
-          await driver.scroll(list, 0.0, -300.0, const Duration(milliseconds: 300));
-          await Future<void>.delayed(const Duration(milliseconds: 500));
-        }
-
-        // Scroll up
-        for (int i = 0; i < 5; i += 1) {
-          await driver.scroll(list, 0.0, 300.0, const Duration(milliseconds: 300));
-          await Future<void>.delayed(const Duration(milliseconds: 500));
-        }
-      });
-
-      final TimelineSummary summary = TimelineSummary.summarize(timeline);
-      summary.writeSummaryToFile(summaryName, pretty: true);
-      summary.writeTimelineToFile(summaryName, pretty: true);
-    }
-
-    test('platform_views_scroll_perf_hybrid_composition', () async {
-      // Disable frame sync, since there are ongoing animations.
-      await driver.runUnsynchronized(() async {
-        await testScrollPerf('platform-views-scroll', 'platform_views_scroll_perf_hybrid_composition');
-      });
-    });
-  });
-}
diff --git a/dev/benchmarks/platform_views_layout_hybrid_composition/test_driver/uikit_view_scroll_perf.dart b/dev/benchmarks/platform_views_layout_hybrid_composition/test_driver/uikit_view_scroll_perf.dart
deleted file mode 100644
index c0f501f..0000000
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/test_driver/uikit_view_scroll_perf.dart
+++ /dev/null
@@ -1,13 +0,0 @@
-// 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:flutter/widgets.dart';
-import 'package:flutter_driver/driver_extension.dart';
-
-import 'package:platform_views_layout_hybrid_composition/main.dart' as app;
-
-void main() {
-  enableFlutterDriverExtension();
-  runApp(const app.PlatformViewApp());
-}
diff --git a/dev/devicelab/lib/tasks/perf_tests.dart b/dev/devicelab/lib/tasks/perf_tests.dart
index 05653ab..d017780 100644
--- a/dev/devicelab/lib/tasks/perf_tests.dart
+++ b/dev/devicelab/lib/tasks/perf_tests.dart
@@ -44,7 +44,7 @@
 TaskFunction createAndroidTextureScrollPerfTest() {
   return PerfTest(
     '${flutterDirectory.path}/dev/benchmarks/platform_views_layout',
-    'test_driver/android_view_scroll_perf.dart',
+    'test_driver/android_texture_scroll_perf.dart',
     'platform_views_scroll_perf',
     testDriver: 'test_driver/scroll_perf_test.dart',
   ).run;
@@ -52,7 +52,7 @@
 
 TaskFunction createAndroidViewScrollPerfTest() {
   return PerfTest(
-    '${flutterDirectory.path}/dev/benchmarks/platform_views_layout_hybrid_composition',
+    '${flutterDirectory.path}/dev/benchmarks/platform_views_layout',
     'test_driver/android_view_scroll_perf.dart',
     'platform_views_scroll_perf',
     testDriver: 'test_driver/scroll_perf_test.dart',
diff --git a/dev/integration_tests/android_custom_host_app/.gradle/6.3/fileChanges/last-build.bin b/dev/integration_tests/android_custom_host_app/.gradle/6.3/fileChanges/last-build.bin
deleted file mode 100644
index f76dd23..0000000
--- a/dev/integration_tests/android_custom_host_app/.gradle/6.3/fileChanges/last-build.bin
+++ /dev/null
Binary files differ
diff --git a/dev/integration_tests/android_custom_host_app/.gradle/6.3/gc.properties b/dev/integration_tests/android_custom_host_app/.gradle/6.3/gc.properties
deleted file mode 100644
index e69de29..0000000
--- a/dev/integration_tests/android_custom_host_app/.gradle/6.3/gc.properties
+++ /dev/null
diff --git a/dev/integration_tests/android_custom_host_app/.gradle/vcs-1/gc.properties b/dev/integration_tests/android_custom_host_app/.gradle/vcs-1/gc.properties
deleted file mode 100644
index e69de29..0000000
--- a/dev/integration_tests/android_custom_host_app/.gradle/vcs-1/gc.properties
+++ /dev/null
diff --git a/dev/integration_tests/android_host_app/.gradle/6.3/fileChanges/last-build.bin b/dev/integration_tests/android_host_app/.gradle/6.3/fileChanges/last-build.bin
deleted file mode 100644
index f76dd23..0000000
--- a/dev/integration_tests/android_host_app/.gradle/6.3/fileChanges/last-build.bin
+++ /dev/null
Binary files differ
diff --git a/dev/integration_tests/android_host_app/.gradle/6.3/gc.properties b/dev/integration_tests/android_host_app/.gradle/6.3/gc.properties
deleted file mode 100644
index e69de29..0000000
--- a/dev/integration_tests/android_host_app/.gradle/6.3/gc.properties
+++ /dev/null
diff --git a/dev/integration_tests/android_host_app/.gradle/vcs-1/gc.properties b/dev/integration_tests/android_host_app/.gradle/vcs-1/gc.properties
deleted file mode 100644
index e69de29..0000000
--- a/dev/integration_tests/android_host_app/.gradle/vcs-1/gc.properties
+++ /dev/null
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