Construct a new content provider registry.
The options used to initialize the registry.
ExperimentalfileExperimentalA proxy of the file changed signal for all the providers.
ExperimentalGet a content provider matching provided identifier.
If no identifier is provided, return the default provider. Throws an error if a provider with given identifier is not found.
Optionalidentifier: stringidentifier of the content provider.
ExperimentalAdd a content provider to the registry.
The identifier of the provider; it can be reused between drives.
The content provider to register.
The default registry of content providers.