Returns a Promise for the manifest for a given manifestURL.
This is only supported in the parent process: the promise will be rejected
in content processes.
Returns the |localId| of the app associated with the |manifestURL| passed
in parameter.
Returns nsIScriptSecurityManager::NO_APP_ID if |manifestURL| isn’t a valid
installed manifest URL.
Returns the application associated to this localId.
Returns the manifest URL associated to this localId.
Returns the manifest CSP associated to this localId.
Returns the default CSP associated to this localId.
Returns the basepath for core apps
Returns the basepath for regular packaged apps
Returns a URI to redirect to when we get a redirection to ‘uri’.
Returns null if no redirection is declared for this uri.
Returns the localId if the app was installed from a store