Removed unused import and dependencies. Fixed if/else brace style.

platform_view_swift/ios/Runner/AppDelegate.swift

@@ -29,8 +29,7 @@ import Flutter
         let navigationController = UINavigationController(rootViewController: platformViewController)
         navigationController.navigationBar.topItem?.title = "Platform View"
         controller.present(navigationController, animated: true, completion: nil)
-        }
-      else {
+      } else {
         result(FlutterMethodNotImplemented)
       }
     });

platform_view_swift/lib/main.dart

@@ -3,7 +3,6 @@
 // BSD-style license that can be found in the LICENSE file.
 
 import 'dart:async';
-import 'dart:io';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 

platform_view_swift/pubspec.yaml

@@ -4,11 +4,6 @@ dependencies:
   flutter:
     sdk: flutter
 
-  collection: 1.14.6 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  meta: 1.1.5 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  typed_data: 1.1.5 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-  vector_math: 2.0.6 # THIS LINE IS AUTOGENERATED - TO UPDATE USE "flutter update-packages --force-upgrade"
-
 flutter:
 
   uses-material-design: true