Bug 559467: tweak nsILoginManager documentation, rs=dolske

--HG--
extra : rebase_source : 4780201d1f2801b3d52ca1eabe7dc999cda100ba

toolkit/components/passwordmgr/public/nsILoginManager.idl

@@ -177,14 +177,18 @@ interface nsILoginManager : nsISupports {
      * @param aHostname
      *        The hostname to restrict searches to, in URL format. For
      *        example: "http://www.site.com".
+     *        To find logins for a given nsIURI, you would typically pass in
+     *        its prePath.
      * @param aActionURL
      *        For form logins, this argument should be the URL to which the
      *        form will be submitted. For protocol logins, specify null.
+     *        An empty string ("") will match any value (except null).
      * @param aHttpRealm
      *        For protocol logins, this argument should be the HTTP Realm
      *        for which the login applies. This is obtained from the
      *        WWW-Authenticate header. See RFC2617. For form logins,
      *        specify null.
+     *        An empty string ("") will match any value (except null).
      * @param logins
      *        An array of nsILoginInfo objects. 
      *