Move flutter_gallery to the testing folder (#52532)

Move Flutter Gallery to dev/integration_tests/ as it is an older copy used only for testing. The current version of the Flutter Gallery now lives in https://github.com/flutter/gallery.

dev/bots/analyze.dart

@@ -320,7 +320,7 @@ Future<void> verifyNoTestPackageImports(String workingDirectory) async {
             name.startsWith('packages/flutter/test/engine/') ||
             name.startsWith('examples/layers/test/smoketests/raw/') ||
             name.startsWith('examples/layers/test/smoketests/rendering/') ||
-            name.startsWith('examples/flutter_gallery/test/calculator')) {
+            name.startsWith('dev/integration_tests/flutter_gallery/test/calculator')) {
           // We only exempt driver tests, some of our special trivial tests.
           // Driver tests aren't typically expected to use TypeMatcher and company.
           // The trivial tests don't typically do anything at all and it would be
@@ -817,92 +817,92 @@ final Set<Hash256> _grandfatheredBinaries = <Hash256>{
   Hash256(0xD29D4E0AF9256DC9, 0x2D0A8F8810608A5E, 0x64A132AD8B397CA2, 0xC4DDC0B1C26A68C3),
 
   // packages/flutter_tools/templates/app/web/icons/Icon-192.png.copy.tmpl
-  // examples/flutter_gallery/web/icons/Icon-192.png
+  // dev/integration_tests/flutter_gallery/web/icons/Icon-192.png
   Hash256(0x3DCE99077602F704, 0x21C1C6B2A240BC9B, 0x83D64D86681D45F2, 0x154143310C980BE3),
 
   // packages/flutter_tools/templates/app/web/icons/Icon-512.png.copy.tmpl
-  // examples/flutter_gallery/web/icons/Icon-512.png
+  // dev/integration_tests/flutter_gallery/web/icons/Icon-512.png
   Hash256(0xBACCB205AE45f0B4, 0x21BE1657259B4943, 0xAC40C95094AB877F, 0x3BCBE12CD544DCBE),
 
   // packages/flutter_tools/templates/app/web/favicon.png.copy.tmpl
-  // examples/flutter_gallery/web/favicon.png
+  // dev/integration_tests/flutter_gallery/web/favicon.png
   Hash256(0x7AB2525F4B86B65D, 0x3E4C70358A17E5A1, 0xAAF6F437f99CBCC0, 0x46DAD73d59BB9015),
 
   // GALLERY ICONS
 
-  // examples/flutter_gallery/android/app/src/main/res/mipmap-hdpi/ic_background.png
+  // dev/integration_tests/flutter_gallery/android/app/src/main/res/mipmap-hdpi/ic_background.png
   Hash256(0x03CFDE53C249475C, 0x277E8B8E90AC8A13, 0xE5FC13C358A94CCB, 0x67CA866C9862A0DD),
 
-  // examples/flutter_gallery/android/app/src/main/res/mipmap-hdpi/ic_foreground.png
+  // dev/integration_tests/flutter_gallery/android/app/src/main/res/mipmap-hdpi/ic_foreground.png
   Hash256(0x86A83E23A505EFCC, 0x39C358B699EDE12F, 0xC088EE516A1D0C73, 0xF3B5D74DDAD164B1),
 
-  // examples/flutter_gallery/android/app/src/main/res/mipmap-hdpi/ic_launcher.png
+  // dev/integration_tests/flutter_gallery/android/app/src/main/res/mipmap-hdpi/ic_launcher.png
   Hash256(0xD813B1A77320355E, 0xB68C485CD47D0F0F, 0x3C7E1910DCD46F08, 0x60A6401B8DC13647),
 
-  // examples/flutter_gallery/android/app/src/main/res/mipmap-xhdpi/ic_background.png
+  // dev/integration_tests/flutter_gallery/android/app/src/main/res/mipmap-xhdpi/ic_background.png
   Hash256(0x35AFA76BD5D6053F, 0xEE927436C78A8794, 0xA8BA5F5D9FC9653B, 0xE5B96567BB7215ED),
 
-  // examples/flutter_gallery/android/app/src/main/res/mipmap-xhdpi/ic_foreground.png
+  // dev/integration_tests/flutter_gallery/android/app/src/main/res/mipmap-xhdpi/ic_foreground.png
   Hash256(0x263CE9B4F1F69B43, 0xEBB08AE9FE8F80E7, 0x95647A59EF2C040B, 0xA8AEB246861A7DFF),
 
-  // examples/flutter_gallery/android/app/src/main/res/mipmap-xhdpi/ic_launcher.png
+  // dev/integration_tests/flutter_gallery/android/app/src/main/res/mipmap-xhdpi/ic_launcher.png
   Hash256(0x5E1A93C3653BAAFF, 0x1AAC6BCEB8DCBC2F, 0x2AE7D68ECB07E507, 0xCB1FA8354B28313A),
 
-  // examples/flutter_gallery/android/app/src/main/res/mipmap-xxhdpi/ic_background.png
+  // dev/integration_tests/flutter_gallery/android/app/src/main/res/mipmap-xxhdpi/ic_background.png
   Hash256(0xA5C77499151DDEC6, 0xDB40D0AC7321FD74, 0x0646C0C0F786743F, 0x8F3C3C408CAC5E8C),
 
-  // examples/flutter_gallery/android/app/src/main/res/mipmap-xxhdpi/ic_foreground.png
+  // dev/integration_tests/flutter_gallery/android/app/src/main/res/mipmap-xxhdpi/ic_foreground.png
   Hash256(0x33DE450980A2A16B, 0x1982AC7CDC1E7B01, 0x919E07E0289C2139, 0x65F85BCED8895FEF),
 
-  // examples/flutter_gallery/android/app/src/main/res/mipmap-xxhdpi/ic_launcher.png
+  // dev/integration_tests/flutter_gallery/android/app/src/main/res/mipmap-xxhdpi/ic_launcher.png
   Hash256(0xC3B8577F4A89BA03, 0x830944FB06C3566B, 0x4C99140A2CA52958, 0x089BFDC3079C59B7),
 
-  // examples/flutter_gallery/android/app/src/main/res/mipmap-xxxhdpi/ic_background.png
+  // dev/integration_tests/flutter_gallery/android/app/src/main/res/mipmap-xxxhdpi/ic_background.png
   Hash256(0xDEBC241D6F9C5767, 0x8980FDD46FA7ED0C, 0x5B8ACD26BCC5E1BC, 0x473C89B432D467AD),
 
-  // examples/flutter_gallery/android/app/src/main/res/mipmap-xxxhdpi/ic_foreground.png
+  // dev/integration_tests/flutter_gallery/android/app/src/main/res/mipmap-xxxhdpi/ic_foreground.png
   Hash256(0xBEFE5F7E82BF8B64, 0x148D869E3742004B, 0xF821A9F5A1BCDC00, 0x357D246DCC659DC2),
 
-  // examples/flutter_gallery/android/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png
+  // dev/integration_tests/flutter_gallery/android/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png
   Hash256(0xC385404341FF9EDD, 0x30FBE76F0EC99155, 0x8EA4F4AFE8CC0C60, 0x1CA3EDEF177E1DA8),
 
-  // examples/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-1024.png
+  // dev/integration_tests/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-1024.png
   Hash256(0x6BE5751A29F57A80, 0x36A4B31CC542C749, 0x984E49B22BD65CAA, 0x75AE8B2440848719),
 
-  // examples/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-120.png
+  // dev/integration_tests/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-120.png
   Hash256(0x9972A2264BFA8F8D, 0x964AFE799EADC1FA, 0x2247FB31097F994A, 0x1495DC32DF071793),
 
-  // examples/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-152.png
+  // dev/integration_tests/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-152.png
   Hash256(0x4C7CC9B09BEEDA24, 0x45F57D6967753910, 0x57D68E1A6B883D2C, 0x8C52701A74F1400F),
 
-  // examples/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-167.png
+  // dev/integration_tests/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-167.png
   Hash256(0x66DACAC1CFE4D349, 0xDBE994CB9125FFD7, 0x2D795CFC9CF9F739, 0xEDBB06CE25082E9C),
 
-  // examples/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-180.png
+  // dev/integration_tests/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-180.png
   Hash256(0x5188621015EBC327, 0xC9EF63AD76E60ECE, 0xE82BDC3E4ABF09E2, 0xEE0139FA7C0A2BE5),
 
-  // examples/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-20.png
+  // dev/integration_tests/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-20.png
   Hash256(0x27D2752D04EE9A6B, 0x78410E208F74A6CD, 0xC90D9E03B73B8C60, 0xD05F7D623E790487),
 
-  // examples/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-29.png
+  // dev/integration_tests/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-29.png
   Hash256(0xBB20556B2826CF85, 0xD5BAC73AA69C2AC3, 0x8E71DAD64F15B855, 0xB30CB73E0AF89307),
 
-  // examples/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-40.png
+  // dev/integration_tests/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-40.png
   Hash256(0x623820FA45CDB0AC, 0x808403E34AD6A53E, 0xA3E9FDAE83EE0931, 0xB020A3A4EF2CDDE7),
 
-  // examples/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-58.png
+  // dev/integration_tests/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-58.png
   Hash256(0xC6D631D1E107215E, 0xD4A58FEC5F3AA4B5, 0x0AE9724E07114C0C, 0x453E5D87C2CAD3B3),
 
-  // examples/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-60.png
+  // dev/integration_tests/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-60.png
   Hash256(0x4B6F58D1EB8723C6, 0xE717A0D09FEC8806, 0x90C6D1EF4F71836E, 0x618672827979B1A2),
 
-  // examples/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-76.png
+  // dev/integration_tests/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-76.png
   Hash256(0x0A1744CC7634D508, 0xE85DD793331F0C8A, 0x0B7C6DDFE0975D8F, 0x29E91C905BBB1BED),
 
-  // examples/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-80.png
+  // dev/integration_tests/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-80.png
   Hash256(0x24032FBD1E6519D6, 0x0BA93C0D5C189554, 0xF50EAE23756518A2, 0x3FABACF4BD5DAF08),
 
-  // examples/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-87.png
+  // dev/integration_tests/flutter_gallery/ios/Runner/Assets.xcassets/AppIcon.appiconset/Icon-87.png
   Hash256(0xC17BAE6DF6BB234A, 0xE0AF4BEB0B805F12, 0x14E74EB7AA9A30F1, 0x5763689165DA7DDF),
 
 

dev/bots/deploy_gallery.sh

@@ -32,7 +32,7 @@ if [[ "$OS" == "linux" ]]; then
   export BUNDLE_GEMFILE="$FLUTTER_ROOT/dev/ci/docker_linux/Gemfile"
   # ANDROID_SDK_ROOT must be set in the env.
   (
-    cd examples/flutter_gallery
+    cd dev/integration_tests/flutter_gallery
     flutter build apk --release -t lib/main_publish.dart
   )
   echo "Android Flutter Gallery built"
@@ -44,7 +44,7 @@ if [[ "$OS" == "linux" ]]; then
     fi
     set -x
     (
-      cd examples/flutter_gallery/android
+      cd dev/integration_tests/flutter_gallery/android
       bundle exec fastlane deploy_play_store
     )
   else
@@ -54,7 +54,7 @@ elif [[ "$OS" == "darwin" ]]; then
   echo "Building Flutter Gallery $version for iOS..."
   export BUNDLE_GEMFILE="$FLUTTER_ROOT/dev/ci/mac/Gemfile"
   (
-    cd examples/flutter_gallery
+    cd dev/integration_tests/flutter_gallery
     flutter build ios --release --no-codesign -t lib/main_publish.dart
 
     # flutter build ios will run CocoaPods script. Check generated locations.
@@ -92,7 +92,7 @@ elif [[ "$OS" == "darwin" ]]; then
     if [[ "$CIRRUS_BRANCH" == "dev" && "$version" != *"pre"* ]]; then
       echo "Archiving with distribution profile and deploying to TestFlight..."
       (
-        cd examples/flutter_gallery/ios
+        cd dev/integration_tests/flutter_gallery/ios
         export DELIVER_ITMSTRANSPORTER_ADDITIONAL_UPLOAD_PARAMETERS="-t DAV"
         bundle exec fastlane build_and_deploy_testflight upload:true
       )
@@ -102,7 +102,7 @@ elif [[ "$OS" == "darwin" ]]; then
       # the secrets aren't available on PRs.
       echo "Testing archiving with distribution profile..."
       (
-        cd examples/flutter_gallery/ios
+        cd dev/integration_tests/flutter_gallery/ios
         # Cirrus Mac VMs come with an old version of fastlane which was causing
         # dependency issues (https://github.com/flutter/flutter/issues/43435),
         # so explicitly use the version specified in $BUNDLE_GEMFILE.

dev/bots/test.dart

@@ -421,8 +421,8 @@ Future<void> _runFrameworkTests() async {
       tests: <String>[ path.join('test', 'widgets') + path.separator ],
     );
     // Try compiling code outside of the packages/flutter directory with and without --track-widget-creation
-    await _runFlutterTest(path.join(flutterRoot, 'examples', 'flutter_gallery'), options: <String>['--track-widget-creation'], tableData: bigqueryApi?.tabledata);
-    await _runFlutterTest(path.join(flutterRoot, 'examples', 'flutter_gallery'), options: <String>['--no-track-widget-creation'], tableData: bigqueryApi?.tabledata);
+    await _runFlutterTest(path.join(flutterRoot, 'dev', 'integration_tests', 'flutter_gallery'), options: <String>['--track-widget-creation'], tableData: bigqueryApi?.tabledata);
+    await _runFlutterTest(path.join(flutterRoot, 'dev', 'integration_tests', 'flutter_gallery'), options: <String>['--no-track-widget-creation'], tableData: bigqueryApi?.tabledata);
   }
 
   Future<void> runLibraries() async {

dev/devicelab/bin/tasks/drive_perf_debug_warning.dart

@@ -21,7 +21,7 @@ Future<String> _runWithMode(String mode, String deviceId) async {
 }
 
 Future<TaskResult> run() async {
-  cd('${flutterDirectory.path}/examples/flutter_gallery');
+  cd('${flutterDirectory.path}/dev/integration_tests/flutter_gallery');
   final Device device = await devices.workingDevice;
   await device.unlock();
   final String deviceId = device.deviceId;

dev/devicelab/bin/tasks/flutter_gallery__back_button_memory.dart

@@ -16,7 +16,7 @@ const String packageName = 'io.flutter.demo.gallery';
 const String activityName = 'io.flutter.demo.gallery.MainActivity';
 
 class BackButtonMemoryTest extends MemoryTest {
-  BackButtonMemoryTest() : super('${flutterDirectory.path}/examples/flutter_gallery', 'test_memory/back_button.dart', packageName);
+  BackButtonMemoryTest() : super('${flutterDirectory.path}/dev/integration_tests/flutter_gallery', 'test_memory/back_button.dart', packageName);
 
   @override
   AndroidDevice get device => super.device as AndroidDevice;

dev/devicelab/bin/tasks/flutter_gallery__image_cache_memory.dart

@@ -10,7 +10,7 @@ import 'package:flutter_devicelab/tasks/perf_tests.dart';
 
 Future<void> main() async {
   await task(MemoryTest(
-    '${flutterDirectory.path}/examples/flutter_gallery',
+    '${flutterDirectory.path}/dev/integration_tests/flutter_gallery',
     'test_memory/image_cache_memory.dart',
     'io.flutter.demo.gallery',
   ).run);

dev/devicelab/bin/tasks/flutter_gallery__memory_nav.dart

@@ -10,7 +10,7 @@ import 'package:flutter_devicelab/tasks/perf_tests.dart';
 
 Future<void> main() async {
   await task(MemoryTest(
-    '${flutterDirectory.path}/examples/flutter_gallery',
+    '${flutterDirectory.path}/dev/integration_tests/flutter_gallery',
     'test_memory/memory_nav.dart',
     'io.flutter.demo.gallery',
   ).run);

dev/devicelab/bin/tasks/flutter_gallery_instrumentation_test.dart

@@ -9,7 +9,7 @@ import 'package:flutter_devicelab/framework/adb.dart';
 import 'package:flutter_devicelab/framework/framework.dart';
 import 'package:flutter_devicelab/framework/utils.dart';
 
-// This test runs "//examples/flutter_gallery/test/live_smoketest.dart", which communicates
+// This test runs "//dev/integration_tests/flutter_gallery/test/live_smoketest.dart", which communicates
 // with the Java code to report its status. If this test fails due to a problem on the Dart
 // side, you can debug that by just running that file directly using `flutter run`.
 
@@ -18,7 +18,7 @@ Future<void> main() async {
 
   await task(() async {
     final Directory galleryDirectory =
-      dir('${flutterDirectory.path}/examples/flutter_gallery');
+      dir('${flutterDirectory.path}/dev/integration_tests/flutter_gallery');
     await inDirectory(galleryDirectory, () async {
       final Device device = await devices.workingDevice;
       await device.unlock();

dev/devicelab/lib/tasks/gallery.dart

@@ -26,7 +26,7 @@ class GalleryTransitionTest {
     await device.unlock();
     final String deviceId = device.deviceId;
     final Directory galleryDirectory =
-        dir('${flutterDirectory.path}/examples/flutter_gallery');
+        dir('${flutterDirectory.path}/dev/integration_tests/flutter_gallery');
     await inDirectory<void>(galleryDirectory, () async {
       await flutter('packages', options: <String>['get']);
 

dev/devicelab/lib/tasks/hot_mode_tests.dart

@@ -13,7 +13,7 @@ import '../framework/framework.dart';
 import '../framework/utils.dart';
 
 final Directory _editedFlutterGalleryDir = dir(path.join(Directory.systemTemp.path, 'edited_flutter_gallery'));
-final Directory flutterGalleryDir = dir(path.join(flutterDirectory.path, 'examples/flutter_gallery'));
+final Directory flutterGalleryDir = dir(path.join(flutterDirectory.path, 'dev/integration_tests/flutter_gallery'));
 
 TaskFunction createHotModeTest({String deviceIdOverride, Map<String, String> environment}) {
   return () async {

dev/devicelab/lib/tasks/perf_tests.dart

@@ -32,7 +32,7 @@ TaskFunction createTilesScrollPerfTest() {
 
 TaskFunction createHomeScrollPerfTest() {
   return PerfTest(
-    '${flutterDirectory.path}/examples/flutter_gallery',
+    '${flutterDirectory.path}/dev/integration_tests/flutter_gallery',
     'test_driver/scroll_perf.dart',
     'home_scroll_perf',
   ).run;
@@ -100,7 +100,7 @@ TaskFunction createPictureCachePerfTest() {
 
 TaskFunction createFlutterGalleryStartupTest() {
   return StartupTest(
-    '${flutterDirectory.path}/examples/flutter_gallery',
+    '${flutterDirectory.path}/dev/integration_tests/flutter_gallery',
   ).run;
 }
 
@@ -118,7 +118,7 @@ TaskFunction createHelloWorldStartupTest() {
 }
 
 TaskFunction createFlutterGalleryCompileTest() {
-  return CompileTest('${flutterDirectory.path}/examples/flutter_gallery').run;
+  return CompileTest('${flutterDirectory.path}/dev/integration_tests/flutter_gallery').run;
 }
 
 TaskFunction createHelloWorldCompileTest() {
@@ -301,7 +301,7 @@ class WebCompileTest {
       await _measureSize('hello_world', output, metrics);
       return null;
     });
-    await inDirectory<TaskResult>('${flutterDirectory.path}/examples/flutter_gallery', () async {
+    await inDirectory<TaskResult>('${flutterDirectory.path}/dev/integration_tests/flutter_gallery', () async {
       await flutter('packages', options: <String>['get']);
       await evalFlutter('build', options: <String>[
         'web',
@@ -311,7 +311,7 @@ class WebCompileTest {
       ], environment: <String, String>{
         'FLUTTER_WEB': 'true',
       });
-      final String output = '${flutterDirectory.path}/examples/flutter_gallery/build/web/main.dart.js';
+      final String output = '${flutterDirectory.path}/dev/integration_tests/flutter_gallery/build/web/main.dart.js';
       await _measureSize('flutter_gallery', output, metrics);
       return null;
     });

dev/devicelab/lib/tasks/web_dev_mode_tests.dart

@@ -12,7 +12,7 @@ import '../framework/framework.dart';
 import '../framework/utils.dart';
 
 final Directory _editedFlutterGalleryDir = dir(path.join(Directory.systemTemp.path, 'edited_flutter_gallery'));
-final Directory flutterGalleryDir = dir(path.join(flutterDirectory.path, 'examples/flutter_gallery'));
+final Directory flutterGalleryDir = dir(path.join(flutterDirectory.path, 'dev/integration_tests/flutter_gallery'));
 
 const String kInitialStartupTime = 'InitialStartupTime';
 const String kFirstRestartTime = 'FistRestartTime';

examples/flutter_gallery/README.md → dev/integration_tests/flutter_gallery/README.md

 # Flutter gallery
 
-A demo app for Flutter's material design and cupertino widgets, as
-well as many other features of the Flutter SDK.
+An older copy of the Flutter gallery demo application used for integration testing.
 
-## Building
-
-You can follow these instructions to build the gallery app
-and install it onto your device.
-
-### Prerequisites
-
-If you are new to Flutter, please first follow
-the [Flutter Setup](https://flutter.dev/setup/) guide.
-
-### Building and installing the Flutter app
-
-* `cd $FLUTTER_ROOT/examples/flutter_gallery`
-* `flutter pub get`
-* `flutter run --release`
-
-The `flutter run --release` command both builds and installs the Flutter app.
-
-## Prerelease checklist
-
-* Verify that the About box's license page scrolls and reveals its long
-long stream of license texts.
+For the current Flutter gallery app sample, see this repo:
+https://github.com/flutter/gallery
 
 ## Icon
 

examples/flutter_gallery/analysis_options.yaml → dev/integration_tests/flutter_gallery/analysis_options.yaml

 # Take our settings from the repo's main analysis_options.yaml file, but add
 # an exclude for the build directory.
 
-include: ../../analysis_options.yaml
+include: ../../../analysis_options.yaml
 
 analyzer:
   exclude:

examples/flutter_gallery/android/fastlane/metadata/android/en-US/full_description.txt → dev/integration_tests/flutter_gallery/android/fastlane/metadata/android/en-US/full_description.txt

@@ -4,6 +4,6 @@ A gallery of widgets and behaviors, plus demos and vignettes, all built with Flu
 
 Flutter is Google’s multi-platform mobile app SDK for crafting beautiful native experiences on iOS and Android in record time.
 
-This app is open source. Check out the code to see how this app is built: https://github.com/flutter/flutter/tree/master/examples/flutter_gallery
+This app is open source. Check out the code to see how this app is built: https://github.com/flutter/flutter/tree/master/dev/integration_tests/flutter_gallery
 
 Visit https://flutter.dev to learn more.
\ No newline at end of file