CreationParams constructor
      
      CreationParams({ 
    
- String? initialUrl,
- WebSettings? webSettings,
- Set<String> javascriptChannelNames = const <String>{},
- String? userAgent,
- AutoMediaPlaybackPolicy autoMediaPlaybackPolicy = AutoMediaPlaybackPolicy.require_user_action_for_all_media_types,
Constructs an instance to use when creating a new WebViewPlatformController.
The autoMediaPlaybackPolicy parameter must not be null.
Implementation
CreationParams({
  this.initialUrl,
  this.webSettings,
  this.javascriptChannelNames = const <String>{},
  this.userAgent,
  this.autoMediaPlaybackPolicy =
      AutoMediaPlaybackPolicy.require_user_action_for_all_media_types,
}) : assert(autoMediaPlaybackPolicy != null);