internal CspOptionsBuilder()
 {
     ConnectSources  = new FetchDirectiveBuilder();
     DefaultSources  = new FetchDirectiveBuilder();
     FontSources     = new FetchDirectiveBuilder();
     FrameSources    = new FetchDirectiveBuilder();
     ImgSources      = new FetchDirectiveBuilder();
     ManifestSources = new FetchDirectiveBuilder();
     MediaSources    = new FetchDirectiveBuilder();
     ObjectSources   = new FetchDirectiveBuilder();
     PrefetchSources = new FetchDirectiveBuilder();
     ScriptSources   = new FetchDirectiveBuilder();
     StyleSources    = new FetchDirectiveBuilder();
     WebRtcSources   = new FetchDirectiveBuilder();
     WorkerSources   = new FetchDirectiveBuilder();
     BaseUri         = new BaseUriDirectiveBuilder();
     PluginTypes     = new PluginTypesBuilder();
     Sandbox         = new SandboxDirectiveBuilder();
     FormAction      = new FormActionDirectiveBuilder();
     FrameAncestors  = new FrameAncestorsDirectiveBuilder();
     RequireSriFor   = new RequireSriForDirectiveBuilder();
 }