Revert "Migrate template to Gradle 6.7 and AGP 4.1.0 (#70808)" (#71096)

This reverts commit 8e73bab9.

Revert "Migrate template to Gradle 6.7 and AGP 4.1.0 (#70808)" (#71096)
This reverts commit 8e73bab9.
7df04fdb · Amir Hardon · GitHub · 8737472a · 7df04fdb · 7df04fdb
Unverified Commit 7df04fdb authored Nov 23, 2020 by Amir Hardon Committed by GitHub Nov 23, 2020
170 changed files
--- a/dev/benchmarks/complex_layout/android/app/build.gradle
+++ b/dev/benchmarks/complex_layout/android/app/build.gradle
@@ -19,11 +19,15 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode 1
        versionName "0.0.1"
    }

--- a/dev/benchmarks/complex_layout/android/build.gradle
+++ b/dev/benchmarks/complex_layout/android/build.gradle
@@ -9,7 +9,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.5.0'
    }
 }

--- a/dev/benchmarks/complex_layout/android/gradle.properties
+++ b/dev/benchmarks/complex_layout/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
+android.enableR8=true
--- a/dev/benchmarks/complex_layout/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/benchmarks/complex_layout/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/benchmarks/macrobenchmarks/android/app/build.gradle
+++ b/dev/benchmarks/macrobenchmarks/android/app/build.gradle
@@ -29,12 +29,16 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        applicationId "com.example.macrobenchmarks"
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode flutterVersionCode.toInteger()
        versionName flutterVersionName
        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"

--- a/dev/benchmarks/macrobenchmarks/android/build.gradle
+++ b/dev/benchmarks/macrobenchmarks/android/build.gradle
@@ -9,7 +9,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.5.0'
    }
 }

--- a/dev/benchmarks/macrobenchmarks/android/gradle.properties
+++ b/dev/benchmarks/macrobenchmarks/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
+android.enableR8=true
--- a/dev/benchmarks/macrobenchmarks/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/benchmarks/macrobenchmarks/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/benchmarks/microbenchmarks/android/app/build.gradle
+++ b/dev/benchmarks/microbenchmarks/android/app/build.gradle
@@ -19,11 +19,15 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode 1
        versionName "0.0.1"
    }

--- a/dev/benchmarks/microbenchmarks/android/build.gradle
+++ b/dev/benchmarks/microbenchmarks/android/build.gradle
@@ -9,7 +9,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.5.0'
    }
 }

--- a/dev/benchmarks/microbenchmarks/android/gradle.properties
+++ b/dev/benchmarks/microbenchmarks/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
+android.enableR8=true
--- a/dev/benchmarks/microbenchmarks/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/benchmarks/microbenchmarks/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/benchmarks/platform_views_layout/android/app/build.gradle
+++ b/dev/benchmarks/platform_views_layout/android/app/build.gradle
@@ -19,11 +19,15 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode 1
        versionName "0.0.1"
    }

--- a/dev/benchmarks/platform_views_layout/android/build.gradle
+++ b/dev/benchmarks/platform_views_layout/android/build.gradle
@@ -9,7 +9,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.5.0'
    }
 }

--- a/dev/benchmarks/platform_views_layout/android/gradle.properties
+++ b/dev/benchmarks/platform_views_layout/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
+android.enableR8=true
--- a/dev/benchmarks/platform_views_layout/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/benchmarks/platform_views_layout/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/benchmarks/platform_views_layout_hybrid_composition/android/app/build.gradle
+++ b/dev/benchmarks/platform_views_layout_hybrid_composition/android/app/build.gradle
@@ -19,11 +19,15 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode 1
        versionName "0.0.1"
    }

--- a/dev/benchmarks/platform_views_layout_hybrid_composition/android/build.gradle
+++ b/dev/benchmarks/platform_views_layout_hybrid_composition/android/build.gradle
@@ -9,7 +9,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.5.0'
    }
 }

--- a/dev/benchmarks/platform_views_layout_hybrid_composition/android/gradle.properties
+++ b/dev/benchmarks/platform_views_layout_hybrid_composition/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
+android.enableR8=true
--- 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
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/benchmarks/test_apps/stocks/android/app/build.gradle
+++ b/dev/benchmarks/test_apps/stocks/android/app/build.gradle
@@ -29,12 +29,16 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        applicationId "io.flutter.examples.stocks"
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode flutterVersionCode.toInteger()
        versionName flutterVersionName
    }

--- a/dev/benchmarks/test_apps/stocks/android/build.gradle
+++ b/dev/benchmarks/test_apps/stocks/android/build.gradle
@@ -9,7 +9,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.5.0'
    }
 }

--- a/dev/benchmarks/test_apps/stocks/android/gradle.properties
+++ b/dev/benchmarks/test_apps/stocks/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
+android.enableR8=true
--- a/dev/benchmarks/test_apps/stocks/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/benchmarks/test_apps/stocks/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/devicelab/bin/tasks/gradle_plugin_light_apk_test.dart
+++ b/dev/devicelab/bin/tasks/gradle_plugin_light_apk_test.dart
@@ -249,7 +249,7 @@ Future<void> main() async {
            output.contains('at org.gradle'))
          throw failure(
              'Gradle output should not contain stacktrace', result);
-        if (!output.contains('Build failed'))
+        if (!output.contains('Build failed') || !output.contains('builTypes'))
          throw failure(
              'Gradle output should contain a readable error message',
              result);
@@ -285,11 +285,11 @@ Future<void> main() async {
          throw failure(
              'flutter build apk should fail when Gradle does', result);
        final String output = '${result.stdout}\n${result.stderr}';
-        if (!output.contains('Build failed'))
+        if (!output.contains('Build failed') || !output.contains('builTypes'))
          throw failure(
              'flutter build apk output should contain a readable Gradle error message',
              result);
-        if (hasMultipleOccurrences(output, 'Build failed'))
+        if (hasMultipleOccurrences(output, 'builTypes'))
          throw failure(
              'flutter build apk should not invoke Gradle repeatedly on error',
              result);

--- a/dev/integration_tests/abstract_method_smoke_test/android/app/build.gradle
+++ b/dev/integration_tests/abstract_method_smoke_test/android/app/build.gradle
@@ -30,12 +30,16 @@ apply plugin: 'kotlin-android'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
    sourceSets {
        main.java.srcDirs += 'src/main/kotlin'
    }
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    compileOptions {
        sourceCompatibility JavaVersion.VERSION_1_8
        targetCompatibility JavaVersion.VERSION_1_8
@@ -45,7 +49,7 @@ android {
        // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
        applicationId "com.example.abstract_method_smoke_test"
        minSdkVersion 21
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode flutterVersionCode.toInteger()
        versionName flutterVersionName
    }

--- a/dev/integration_tests/abstract_method_smoke_test/android/build.gradle
+++ b/dev/integration_tests/abstract_method_smoke_test/android/build.gradle
@@ -10,7 +10,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.5.0'
        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
    }
 }

--- a/dev/integration_tests/abstract_method_smoke_test/android/gradle.properties
+++ b/dev/integration_tests/abstract_method_smoke_test/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
 android.enableJetifier=true
 android.useAndroidX=true
+android.enableR8=true
--- a/dev/integration_tests/abstract_method_smoke_test/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/abstract_method_smoke_test/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.1-all.zip
--- a/dev/integration_tests/android_custom_host_app/SampleApp/build.gradle
+++ b/dev/integration_tests/android_custom_host_app/SampleApp/build.gradle
@@ -5,7 +5,7 @@
 apply plugin: 'com.android.application'
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
    compileOptions {
        sourceCompatibility 1.8
@@ -15,7 +15,7 @@ android {
    defaultConfig {
        applicationId "io.flutter.add2app"
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode 1
        versionName "1.0"
    }

--- a/dev/integration_tests/android_custom_host_app/build.gradle
+++ b/dev/integration_tests/android_custom_host_app/build.gradle
@@ -8,7 +8,7 @@ buildscript {
        jcenter()
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.5.0'
    }
 }

--- a/dev/integration_tests/android_custom_host_app/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/android_custom_host_app/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/integration_tests/android_embedding_v2_smoke_test/android/app/build.gradle
+++ b/dev/integration_tests/android_embedding_v2_smoke_test/android/app/build.gradle
@@ -30,17 +30,21 @@ apply plugin: 'kotlin-android'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
    sourceSets {
        main.java.srcDirs += 'src/main/kotlin'
    }
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
        applicationId "com.example.android_embedding_v2_smoke_test"
        minSdkVersion 21
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode flutterVersionCode.toInteger()
        versionName flutterVersionName
    }

--- a/dev/integration_tests/android_embedding_v2_smoke_test/android/build.gradle
+++ b/dev/integration_tests/android_embedding_v2_smoke_test/android/build.gradle
@@ -10,7 +10,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.5.0'
        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
    }
 }

--- a/dev/integration_tests/android_embedding_v2_smoke_test/android/gradle.properties
+++ b/dev/integration_tests/android_embedding_v2_smoke_test/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
+android.enableR8=true
 android.useAndroidX=true
 android.enableJetifier=true
--- a/dev/integration_tests/android_embedding_v2_smoke_test/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/android_embedding_v2_smoke_test/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/integration_tests/android_host_app_v2_embedding/app/build.gradle
+++ b/dev/integration_tests/android_host_app_v2_embedding/app/build.gradle
@@ -5,7 +5,7 @@
 apply plugin: 'com.android.application'
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
    compileOptions {
        sourceCompatibility 1.8
@@ -15,7 +15,7 @@ android {
    defaultConfig {
        applicationId "io.flutter.add2app"
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode 1
        versionName "1.0"
    }

--- a/dev/integration_tests/android_host_app_v2_embedding/build.gradle
+++ b/dev/integration_tests/android_host_app_v2_embedding/build.gradle
@@ -8,7 +8,7 @@ buildscript {
        jcenter()
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.5.0'
    }
 }

--- a/dev/integration_tests/android_host_app_v2_embedding/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/android_host_app_v2_embedding/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/integration_tests/android_semantics_testing/android/app/build.gradle
+++ b/dev/integration_tests/android_semantics_testing/android/app/build.gradle
@@ -19,11 +19,15 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode 1
        versionName "0.0.1"
    }

--- a/dev/integration_tests/android_semantics_testing/android/build.gradle
+++ b/dev/integration_tests/android_semantics_testing/android/build.gradle
@@ -9,7 +9,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.5.0'
    }
 }

--- a/dev/integration_tests/android_semantics_testing/android/gradle.properties
+++ b/dev/integration_tests/android_semantics_testing/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
+android.enableR8=true
--- a/dev/integration_tests/android_semantics_testing/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/android_semantics_testing/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/integration_tests/android_splash_screens/splash_screen_kitchen_sink/android/app/build.gradle
+++ b/dev/integration_tests/android_splash_screens/splash_screen_kitchen_sink/android/app/build.gradle
@@ -29,13 +29,17 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
        applicationId "io.flutter.splash_screen_kitchen_sink"
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode flutterVersionCode.toInteger()
        versionName flutterVersionName
    }

--- a/dev/integration_tests/android_splash_screens/splash_screen_kitchen_sink/android/build.gradle
+++ b/dev/integration_tests/android_splash_screens/splash_screen_kitchen_sink/android/build.gradle
@@ -9,7 +9,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.2.1'
    }
 }

--- a/dev/integration_tests/android_splash_screens/splash_screen_kitchen_sink/android/gradle.properties
+++ b/dev/integration_tests/android_splash_screens/splash_screen_kitchen_sink/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
+android.enableR8=true
--- a/dev/integration_tests/android_splash_screens/splash_screen_kitchen_sink/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/android_splash_screens/splash_screen_kitchen_sink/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/integration_tests/android_splash_screens/splash_screen_load_rotate/android/app/build.gradle
+++ b/dev/integration_tests/android_splash_screens/splash_screen_load_rotate/android/app/build.gradle
@@ -29,13 +29,17 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
        applicationId "io.flutter.splash_screen_load_rotate"
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode flutterVersionCode.toInteger()
        versionName flutterVersionName
    }

--- a/dev/integration_tests/android_splash_screens/splash_screen_load_rotate/android/build.gradle
+++ b/dev/integration_tests/android_splash_screens/splash_screen_load_rotate/android/build.gradle
@@ -9,7 +9,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.2.1'
    }
 }

--- a/dev/integration_tests/android_splash_screens/splash_screen_load_rotate/android/gradle.properties
+++ b/dev/integration_tests/android_splash_screens/splash_screen_load_rotate/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
+android.enableR8=true
--- a/dev/integration_tests/android_splash_screens/splash_screen_load_rotate/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/android_splash_screens/splash_screen_load_rotate/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/integration_tests/android_splash_screens/splash_screen_trans_rotate/android/app/build.gradle
+++ b/dev/integration_tests/android_splash_screens/splash_screen_trans_rotate/android/app/build.gradle
@@ -29,13 +29,17 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
        applicationId "io.flutter.splash_screen_trans_rotate"
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode flutterVersionCode.toInteger()
        versionName flutterVersionName
    }

--- a/dev/integration_tests/android_splash_screens/splash_screen_trans_rotate/android/build.gradle
+++ b/dev/integration_tests/android_splash_screens/splash_screen_trans_rotate/android/build.gradle
@@ -9,7 +9,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.2.1'
    }
 }

--- a/dev/integration_tests/android_splash_screens/splash_screen_trans_rotate/android/gradle.properties
+++ b/dev/integration_tests/android_splash_screens/splash_screen_trans_rotate/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
+android.enableR8=true
--- a/dev/integration_tests/android_splash_screens/splash_screen_trans_rotate/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/android_splash_screens/splash_screen_trans_rotate/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/integration_tests/android_views/android/app/build.gradle
+++ b/dev/integration_tests/android_views/android/app/build.gradle
@@ -29,13 +29,17 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
        applicationId "io.flutter.integration.platformviews"
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode flutterVersionCode.toInteger()
        versionName flutterVersionName
    }

--- a/dev/integration_tests/android_views/android/build.gradle
+++ b/dev/integration_tests/android_views/android/build.gradle
@@ -9,7 +9,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.5.0'
    }
 }

--- a/dev/integration_tests/android_views/android/gradle.properties
+++ b/dev/integration_tests/android_views/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
+android.enableR8=true
--- a/dev/integration_tests/android_views/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/android_views/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/integration_tests/channels/android/app/build.gradle
+++ b/dev/integration_tests/channels/android/app/build.gradle
@@ -19,11 +19,15 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode 1
        versionName "0.0.1"
    }

--- a/dev/integration_tests/channels/android/build.gradle
+++ b/dev/integration_tests/channels/android/build.gradle
@@ -9,7 +9,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.5.0'
    }
 }

--- a/dev/integration_tests/channels/android/gradle.properties
+++ b/dev/integration_tests/channels/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
+android.enableR8=true
--- a/dev/integration_tests/channels/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/channels/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/integration_tests/external_ui/android/app/build.gradle
+++ b/dev/integration_tests/external_ui/android/app/build.gradle
@@ -19,12 +19,16 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        applicationId "io.flutter.externalui"
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode 1
        versionName "1.0"
    }

--- a/dev/integration_tests/external_ui/android/build.gradle
+++ b/dev/integration_tests/external_ui/android/build.gradle
@@ -9,7 +9,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.5.0'
    }
 }

--- a/dev/integration_tests/external_ui/android/gradle.properties
+++ b/dev/integration_tests/external_ui/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
+android.enableR8=true
--- a/dev/integration_tests/external_ui/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/external_ui/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/integration_tests/flavors/android/app/build.gradle
+++ b/dev/integration_tests/flavors/android/app/build.gradle
@@ -19,12 +19,16 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        applicationId "com.yourcompany.flavors"
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode 1
        versionName "1.0"
    }

--- a/dev/integration_tests/flavors/android/build.gradle
+++ b/dev/integration_tests/flavors/android/build.gradle
@@ -9,7 +9,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.5.0'
    }
 }

--- a/dev/integration_tests/flavors/android/gradle.properties
+++ b/dev/integration_tests/flavors/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
+android.enableR8=true
--- a/dev/integration_tests/flavors/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/flavors/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/integration_tests/flutter_driver_screenshot_test/android/app/build.gradle
+++ b/dev/integration_tests/flutter_driver_screenshot_test/android/app/build.gradle
@@ -30,17 +30,21 @@ apply plugin: 'kotlin-android'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
    sourceSets {
        main.java.srcDirs += 'src/main/kotlin'
    }
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
        applicationId "com.example.screenshot_tests"
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode flutterVersionCode.toInteger()
        versionName flutterVersionName
    }

--- a/dev/integration_tests/flutter_driver_screenshot_test/android/build.gradle
+++ b/dev/integration_tests/flutter_driver_screenshot_test/android/build.gradle
@@ -10,7 +10,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.5.0'
        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
    }
 }

--- a/dev/integration_tests/flutter_driver_screenshot_test/android/gradle.properties
+++ b/dev/integration_tests/flutter_driver_screenshot_test/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
+android.enableR8=true
 android.useAndroidX=true
 android.enableJetifier=true
--- a/dev/integration_tests/flutter_driver_screenshot_test/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/flutter_driver_screenshot_test/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/integration_tests/flutter_gallery/android/app/build.gradle
+++ b/dev/integration_tests/flutter_gallery/android/app/build.gradle
@@ -40,12 +40,16 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        applicationId "io.flutter.demo.gallery"
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode flutterVersionCode.toInteger()
        versionName flutterVersionName
        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"

--- a/dev/integration_tests/flutter_gallery/android/build.gradle
+++ b/dev/integration_tests/flutter_gallery/android/build.gradle
@@ -9,7 +9,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.5.0'
    }
 }

--- a/dev/integration_tests/flutter_gallery/android/gradle.properties
+++ b/dev/integration_tests/flutter_gallery/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
+android.enableR8=true
--- a/dev/integration_tests/flutter_gallery/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/flutter_gallery/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/integration_tests/gradle_deprecated_settings/android/app/build.gradle
+++ b/dev/integration_tests/gradle_deprecated_settings/android/app/build.gradle
@@ -19,9 +19,12 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    // This test cannot use 30 due to https://github.com/flutter/flutter/issues/70897
    compileSdkVersion 29
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        applicationId "com.yourcompany.flavors"
        minSdkVersion 21

--- a/dev/integration_tests/gradle_deprecated_settings/android/app/src/main/java/com/yourcompany/flavors/MainActivity.java
+++ b/dev/integration_tests/gradle_deprecated_settings/android/app/src/main/java/com/yourcompany/flavors/MainActivity.java
@@ -7,6 +7,8 @@ package com.yourcompany.flavors;
 import android.os.Bundle;
 import io.flutter.app.FlutterActivity;
+import io.flutter.plugin.common.MethodCall;
+import io.flutter.plugin.common.MethodChannel;
 import io.flutter.plugins.GeneratedPluginRegistrant;
 public class MainActivity extends FlutterActivity {
@@ -14,5 +16,11 @@ public class MainActivity extends FlutterActivity {
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    GeneratedPluginRegistrant.registerWith(this);
+    new MethodChannel(getFlutterView(), "flavor").setMethodCallHandler(new MethodChannel.MethodCallHandler() {
+      @Override
+      public void onMethodCall(MethodCall methodCall, MethodChannel.Result result) {
+        result.success(BuildConfig.FLAVOR);
+      }
+    });
  }
 }
--- a/dev/integration_tests/gradle_deprecated_settings/android/build.gradle
+++ b/dev/integration_tests/gradle_deprecated_settings/android/build.gradle
@@ -9,7 +9,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.5.0'
    }
 }

--- a/dev/integration_tests/gradle_deprecated_settings/android/gradle.properties
+++ b/dev/integration_tests/gradle_deprecated_settings/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
\ No newline at end of file
+android.enableR8=true
--- a/dev/integration_tests/gradle_deprecated_settings/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/gradle_deprecated_settings/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/integration_tests/hybrid_android_views/android/app/build.gradle
+++ b/dev/integration_tests/hybrid_android_views/android/app/build.gradle
@@ -29,13 +29,17 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
        applicationId "io.flutter.integration.platformviews"
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode flutterVersionCode.toInteger()
        versionName flutterVersionName
    }

--- a/dev/integration_tests/hybrid_android_views/android/build.gradle
+++ b/dev/integration_tests/hybrid_android_views/android/build.gradle
@@ -9,7 +9,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.5.0'
    }
 }

--- a/dev/integration_tests/hybrid_android_views/android/gradle.properties
+++ b/dev/integration_tests/hybrid_android_views/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
+android.enableR8=true
--- a/dev/integration_tests/hybrid_android_views/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/hybrid_android_views/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/integration_tests/image_loading/android/app/bin/build.gradle
+++ b/dev/integration_tests/image_loading/android/app/bin/build.gradle
@@ -19,11 +19,15 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode 1
        versionName "0.0.1"
    }

--- a/dev/integration_tests/image_loading/android/app/build.gradle
+++ b/dev/integration_tests/image_loading/android/app/build.gradle
@@ -19,11 +19,15 @@ apply plugin: 'com.android.application'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode 1
        versionName "0.0.1"
    }

--- a/dev/integration_tests/image_loading/android/build.gradle
+++ b/dev/integration_tests/image_loading/android/build.gradle
@@ -9,7 +9,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.5.0'
    }
 }

--- a/dev/integration_tests/image_loading/android/gradle.properties
+++ b/dev/integration_tests/image_loading/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
 android.useAndroidX=true
 android.enableJetifier=true
+android.enableR8=true
--- a/dev/integration_tests/image_loading/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/image_loading/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/integration_tests/module_host_with_custom_build_v2_embedding/app/build.gradle
+++ b/dev/integration_tests/module_host_with_custom_build_v2_embedding/app/build.gradle
@@ -5,7 +5,7 @@
 apply plugin: 'com.android.application'
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
    compileOptions {
        sourceCompatibility 1.8
        targetCompatibility 1.8
@@ -13,7 +13,7 @@ android {
    defaultConfig {
        applicationId "io.flutter.addtoapp"
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode 1
        versionName "1.0"
    }

--- a/dev/integration_tests/module_host_with_custom_build_v2_embedding/build.gradle
+++ b/dev/integration_tests/module_host_with_custom_build_v2_embedding/build.gradle
@@ -8,7 +8,7 @@ buildscript {
        jcenter()
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.2.1'
    }
 }

--- a/dev/integration_tests/module_host_with_custom_build_v2_embedding/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/module_host_with_custom_build_v2_embedding/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/integration_tests/non_nullable/android/app/build.gradle
+++ b/dev/integration_tests/non_nullable/android/app/build.gradle
@@ -30,17 +30,21 @@ apply plugin: 'kotlin-android'
 apply from: "$flutterRoot/packages/flutter_tools/gradle/flutter.gradle"
 android {
-    compileSdkVersion 30
+    compileSdkVersion 29
    sourceSets {
        main.java.srcDirs += 'src/main/kotlin'
    }
+    lintOptions {
+        disable 'InvalidPackage'
+    }
    defaultConfig {
        // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
        applicationId "com.example.non_nullable"
        minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 29
        versionCode flutterVersionCode.toInteger()
        versionName flutterVersionName
    }

--- a/dev/integration_tests/non_nullable/android/build.gradle
+++ b/dev/integration_tests/non_nullable/android/build.gradle
@@ -10,7 +10,7 @@ buildscript {
    }
    dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:3.5.0'
        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
    }
 }

--- a/dev/integration_tests/non_nullable/android/gradle.properties
+++ b/dev/integration_tests/non_nullable/android/gradle.properties
 org.gradle.jvmargs=-Xmx1536M
+android.enableR8=true
 android.useAndroidX=true
 android.enableJetifier=true
--- a/dev/integration_tests/non_nullable/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/non_nullable/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip
--- a/dev/integration_tests/platform_interaction/android/app/build.gradle
+++ b/dev/integration_tests/platform_interaction/android/app/build.gradle
--- a/dev/integration_tests/platform_interaction/android/build.gradle
+++ b/dev/integration_tests/platform_interaction/android/build.gradle
--- a/dev/integration_tests/platform_interaction/android/gradle.properties
+++ b/dev/integration_tests/platform_interaction/android/gradle.properties
--- a/dev/integration_tests/platform_interaction/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/platform_interaction/android/gradle/wrapper/gradle-wrapper.properties
--- a/dev/integration_tests/release_smoke_test/android/app/build.gradle
+++ b/dev/integration_tests/release_smoke_test/android/app/build.gradle
--- a/dev/integration_tests/release_smoke_test/android/build.gradle
+++ b/dev/integration_tests/release_smoke_test/android/build.gradle
--- a/dev/integration_tests/release_smoke_test/android/gradle.properties
+++ b/dev/integration_tests/release_smoke_test/android/gradle.properties
--- a/dev/integration_tests/release_smoke_test/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/release_smoke_test/android/gradle/wrapper/gradle-wrapper.properties
--- a/dev/integration_tests/ui/android/app/build.gradle
+++ b/dev/integration_tests/ui/android/app/build.gradle
--- a/dev/integration_tests/ui/android/build.gradle
+++ b/dev/integration_tests/ui/android/build.gradle
--- a/dev/integration_tests/ui/android/gradle.properties
+++ b/dev/integration_tests/ui/android/gradle.properties
--- a/dev/integration_tests/ui/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/integration_tests/ui/android/gradle/wrapper/gradle-wrapper.properties
--- a/dev/manual_tests/android/app/build.gradle
+++ b/dev/manual_tests/android/app/build.gradle
--- a/dev/manual_tests/android/build.gradle
+++ b/dev/manual_tests/android/build.gradle
--- a/dev/manual_tests/android/gradle.properties
+++ b/dev/manual_tests/android/gradle.properties
--- a/dev/manual_tests/android/gradle/wrapper/gradle-wrapper.properties
+++ b/dev/manual_tests/android/gradle/wrapper/gradle-wrapper.properties
--- a/examples/flutter_view/android/app/build.gradle
+++ b/examples/flutter_view/android/app/build.gradle
--- a/examples/flutter_view/android/build.gradle
+++ b/examples/flutter_view/android/build.gradle
--- a/examples/flutter_view/android/gradle.properties
+++ b/examples/flutter_view/android/gradle.properties
--- a/examples/flutter_view/android/gradle/wrapper/gradle-wrapper.properties
+++ b/examples/flutter_view/android/gradle/wrapper/gradle-wrapper.properties
--- a/examples/hello_world/android/app/build.gradle
+++ b/examples/hello_world/android/app/build.gradle
--- a/examples/hello_world/android/build.gradle
+++ b/examples/hello_world/android/build.gradle
--- a/examples/hello_world/android/gradle.properties
+++ b/examples/hello_world/android/gradle.properties
--- a/examples/hello_world/android/gradle/wrapper/gradle-wrapper.properties
+++ b/examples/hello_world/android/gradle/wrapper/gradle-wrapper.properties
--- a/examples/image_list/android/app/build.gradle
+++ b/examples/image_list/android/app/build.gradle
--- a/examples/image_list/android/build.gradle
+++ b/examples/image_list/android/build.gradle
--- a/examples/image_list/android/gradle.properties
+++ b/examples/image_list/android/gradle.properties
--- a/examples/layers/android/app/build.gradle
+++ b/examples/layers/android/app/build.gradle
--- a/examples/layers/android/build.gradle
+++ b/examples/layers/android/build.gradle
--- a/examples/layers/android/gradle.properties
+++ b/examples/layers/android/gradle.properties
--- a/examples/layers/android/gradle/wrapper/gradle-wrapper.properties
+++ b/examples/layers/android/gradle/wrapper/gradle-wrapper.properties
--- a/examples/platform_channel/android/app/build.gradle
+++ b/examples/platform_channel/android/app/build.gradle
--- a/examples/platform_channel/android/build.gradle
+++ b/examples/platform_channel/android/build.gradle
--- a/examples/platform_channel/android/gradle.properties
+++ b/examples/platform_channel/android/gradle.properties
--- a/examples/platform_channel/android/gradle/wrapper/gradle-wrapper.properties
+++ b/examples/platform_channel/android/gradle/wrapper/gradle-wrapper.properties
--- a/examples/platform_view/android/app/build.gradle
+++ b/examples/platform_view/android/app/build.gradle
--- a/examples/platform_view/android/build.gradle
+++ b/examples/platform_view/android/build.gradle
--- a/examples/platform_view/android/gradle.properties
+++ b/examples/platform_view/android/gradle.properties
--- a/examples/platform_view/android/gradle/wrapper/gradle-wrapper.properties
+++ b/examples/platform_view/android/gradle/wrapper/gradle-wrapper.properties
--- a/packages/flutter_tools/gradle/flutter.gradle
+++ b/packages/flutter_tools/gradle/flutter.gradle
--- a/packages/flutter_tools/lib/src/android/gradle.dart
+++ b/packages/flutter_tools/lib/src/android/gradle.dart
--- a/packages/flutter_tools/lib/src/android/gradle_errors.dart
+++ b/packages/flutter_tools/lib/src/android/gradle_errors.dart
--- a/packages/flutter_tools/lib/src/android/gradle_utils.dart
+++ b/packages/flutter_tools/lib/src/android/gradle_utils.dart
--- a/packages/flutter_tools/lib/src/build_info.dart
+++ b/packages/flutter_tools/lib/src/build_info.dart
--- a/packages/flutter_tools/lib/src/commands/build_apk.dart
+++ b/packages/flutter_tools/lib/src/commands/build_apk.dart
--- a/packages/flutter_tools/lib/src/commands/build_appbundle.dart
+++ b/packages/flutter_tools/lib/src/commands/build_appbundle.dart
--- a/packages/flutter_tools/lib/src/runner/flutter_command.dart
+++ b/packages/flutter_tools/lib/src/runner/flutter_command.dart
--- a/packages/flutter_tools/templates/app/android-java.tmpl/app/build.gradle.tmpl
+++ b/packages/flutter_tools/templates/app/android-java.tmpl/app/build.gradle.tmpl
--- a/packages/flutter_tools/templates/app/android-java.tmpl/build.gradle
+++ b/packages/flutter_tools/templates/app/android-java.tmpl/build.gradle
--- a/packages/flutter_tools/templates/app/android-kotlin.tmpl/app/build.gradle.tmpl
+++ b/packages/flutter_tools/templates/app/android-kotlin.tmpl/app/build.gradle.tmpl
--- a/packages/flutter_tools/templates/app/android-kotlin.tmpl/build.gradle
+++ b/packages/flutter_tools/templates/app/android-kotlin.tmpl/build.gradle
--- a/packages/flutter_tools/templates/app/android.tmpl/gradle/wrapper/gradle-wrapper.properties
+++ b/packages/flutter_tools/templates/app/android.tmpl/gradle/wrapper/gradle-wrapper.properties
--- a/packages/flutter_tools/templates/module/android/gradle/build.gradle.copy.tmpl
+++ b/packages/flutter_tools/templates/module/android/gradle/build.gradle.copy.tmpl
--- a/packages/flutter_tools/templates/module/android/host_app_common/app.tmpl/build.gradle.tmpl
+++ b/packages/flutter_tools/templates/module/android/host_app_common/app.tmpl/build.gradle.tmpl
--- a/packages/flutter_tools/templates/module/android/library_new_embedding/Flutter.tmpl/build.gradle.tmpl
+++ b/packages/flutter_tools/templates/module/android/library_new_embedding/Flutter.tmpl/build.gradle.tmpl
--- a/packages/flutter_tools/templates/plugin/android-java.tmpl/build.gradle.tmpl
+++ b/packages/flutter_tools/templates/plugin/android-java.tmpl/build.gradle.tmpl
--- a/packages/flutter_tools/templates/plugin/android-kotlin.tmpl/build.gradle.tmpl
+++ b/packages/flutter_tools/templates/plugin/android-kotlin.tmpl/build.gradle.tmpl
--- a/packages/flutter_tools/templates/plugin/android.tmpl/gradle/wrapper/gradle-wrapper.properties
+++ b/packages/flutter_tools/templates/plugin/android.tmpl/gradle/wrapper/gradle-wrapper.properties
--- a/packages/flutter_tools/test/commands.shard/permeable/build_apk_test.dart
+++ b/packages/flutter_tools/test/commands.shard/permeable/build_apk_test.dart
--- a/packages/flutter_tools/test/commands.shard/permeable/build_appbundle_test.dart
+++ b/packages/flutter_tools/test/commands.shard/permeable/build_appbundle_test.dart
--- a/packages/flutter_tools/test/commands.shard/permeable/create_test.dart
+++ b/packages/flutter_tools/test/commands.shard/permeable/create_test.dart
--- a/packages/flutter_tools/test/general.shard/android/gradle_errors_test.dart
+++ b/packages/flutter_tools/test/general.shard/android/gradle_errors_test.dart
--- a/packages/flutter_tools/test/general.shard/android/gradle_test.dart
+++ b/packages/flutter_tools/test/general.shard/android/gradle_test.dart
--- a/packages/flutter_tools/test/general.shard/android/gradle_utils_test.dart
+++ b/packages/flutter_tools/test/general.shard/android/gradle_utils_test.dart
--- a/packages/flutter_tools/test/general.shard/project_test.dart
+++ b/packages/flutter_tools/test/general.shard/project_test.dart
--- a/packages/flutter_tools/test/integration.shard/deprecated_gradle_settings_test.dart
+++ b/packages/flutter_tools/test/integration.shard/deprecated_gradle_settings_test.dart
--- a/packages/integration_test/android/build.gradle
+++ b/packages/integration_test/android/build.gradle
--- a/packages/integration_test/example/android/app/build.gradle
+++ b/packages/integration_test/example/android/app/build.gradle
--- a/packages/integration_test/example/android/build.gradle
+++ b/packages/integration_test/example/android/build.gradle
--- a/packages/integration_test/example/android/gradle/wrapper/gradle-wrapper.properties
+++ b/packages/integration_test/example/android/gradle/wrapper/gradle-wrapper.properties