Fix broken Flutter module with plugins (#20496)

dev/devicelab/bin/tasks/module_test.dart

@@ -31,6 +31,17 @@ Future<Null> main() async {
         );
       });
 
+      section('Add plugins');
+
+      final File pubspec = new File(path.join(directory.path, 'hello', 'pubspec.yaml'));
+      String content = await pubspec.readAsString();
+      content = content.replaceFirst(
+        '\ndependencies:\n',
+        '\ndependencies:\n  battery:\n  package_info:\n',
+      );
+      await pubspec.writeAsString(content, flush: true);
+
+
       section('Build Flutter module library archive');
 
       await inDirectory(new Directory(path.join(directory.path, 'hello', '.android')), () async {

packages/flutter_tools/lib/src/ios/cocoapods.dart

@@ -148,7 +148,7 @@ class CocoaPods {
     return true;
   }
 
-  /// Ensures the `ios` sub-project of the Flutter project at [appDirectory]
+  /// Ensures the given iOS sub-project of a parent Flutter project
   /// contains a suitable `Podfile` and that its `Flutter/Xxx.xcconfig` files
   /// include pods configuration.
   void setupPodfile(IosProject iosProject) {
@@ -156,13 +156,14 @@ class CocoaPods {
       // Don't do anything for iOS when host platform doesn't support it.
       return;
     }
-    if (!iosProject.directory.existsSync()) {
+    final Directory runnerProject = iosProject.directory.childDirectory('Runner.xcodeproj');
+    if (!runnerProject.existsSync()) {
       return;
     }
     final File podfile = iosProject.podfile;
     if (!podfile.existsSync()) {
       final bool isSwift = xcodeProjectInterpreter.getBuildSettings(
-        iosProject.directory.childFile('Runner.xcodeproj').path,
+        runnerProject.path,
         'Runner',
       ).containsKey('SWIFT_VERSION');
       final File podfileTemplate = fs.file(fs.path.join(

packages/flutter_tools/templates/module/android/Flutter.tmpl/src/main/java/io/flutter/facade/Flutter.java

@@ -12,6 +12,7 @@ import io.flutter.plugin.common.BasicMessageChannel;
 import io.flutter.plugin.common.StringCodec;
 import io.flutter.view.FlutterMain;
 import io.flutter.view.FlutterNativeView;
+import io.flutter.view.FlutterRunArguments;
 import io.flutter.view.FlutterView;
 import io.flutter.plugins.GeneratedPluginRegistrant;
 
@@ -91,8 +92,10 @@ public final class Flutter {
     lifecycle.addObserver(new LifecycleObserver() {
       @OnLifecycleEvent(Lifecycle.Event.ON_CREATE)
       public void onCreate() {
-        final String appBundlePath = FlutterMain.findAppBundlePath(activity.getApplicationContext());
-        flutterView.runFromBundle(appBundlePath, null, "main", true);
+        final FlutterRunArguments arguments = new FlutterRunArguments();
+        arguments.bundlePath = FlutterMain.findAppBundlePath(activity.getApplicationContext());
+        arguments.entrypoint = "main";
+        flutterView.runFromBundle(arguments);
         GeneratedPluginRegistrant.registerWith(flutterView.getPluginRegistry());
       }
 

packages/flutter_tools/test/ios/cocoapods_test.dart

@@ -46,7 +46,7 @@ void main() {
     mockProcessManager = new MockProcessManager();
     mockXcodeProjectInterpreter = new MockXcodeProjectInterpreter();
     projectUnderTest = await FlutterProject.fromDirectory(fs.directory('project'));
-    projectUnderTest.ios.directory.createSync(recursive: true);
+    projectUnderTest.ios.directory.childDirectory('Runner.xcodeproj').createSync(recursive: true);
     cocoaPodsUnderTest = new CocoaPods();
     pretendPodVersionIs('1.5.0');
     fs.file(fs.path.join(