[scenic] Remove transitional method

SCN-1018 #comment
SCN-1291 #comment

Change-Id: Iac1c3c4b5deb3f824043931adef7f05ba49ff8d7
diff --git a/public/dart/fuchsia_modular/lib/src/module/internal/_module_impl.dart b/public/dart/fuchsia_modular/lib/src/module/internal/_module_impl.dart
index 9c0ddf1..cfeb564 100644
--- a/public/dart/fuchsia_modular/lib/src/module/internal/_module_impl.dart
+++ b/public/dart/fuchsia_modular/lib/src/module/internal/_module_impl.dart
@@ -122,14 +122,6 @@
     @required String name,
     @required modular.Intent intent,
   }) async {
-    return embedModuleNew(name: name, intent: intent);
-  }
-
-  @override
-  Future<EmbeddedModule> embedModuleNew({
-    @required String name,
-    @required modular.Intent intent,
-  }) async {
     if (name == null || name.isEmpty) {
       throw ArgumentError.value(
           name, 'name', 'embedModuleNew should be called with a valid name');
diff --git a/public/dart/fuchsia_modular/lib/src/module/module.dart b/public/dart/fuchsia_modular/lib/src/module/module.dart
index 2966958..57f902a 100644
--- a/public/dart/fuchsia_modular/lib/src/module/module.dart
+++ b/public/dart/fuchsia_modular/lib/src/module/module.dart
@@ -111,13 +111,6 @@
     @required modular.Intent intent,
   });
 
-  /// TEMPORARY, for transition purposes only.
-  @experimental
-  Future<EmbeddedModule> embedModuleNew({
-    @required String name,
-    @required modular.Intent intent,
-  });
-
   /// Registers the [intentHandler] with this.
   ///
   /// This method must be called in the main function of the module