Fix support for "dummy" content providers

...and use it so that private: URLs are not needlessly passed to the gio or
gnome-vfs "catch-all" UCPs.

Change-Id: I85d100567d1641130449fe21ccd072bcc0ec0979

1 files changed, 8 insertions, 1 deletions

diff --git a/include/ucbhelper/registerucb.hxx b/include/ucbhelper/registerucb.hxx
index 89b1d005ca5e..b50d2f6165da 100644
--- a/include/ucbhelper/registerucb.hxx
+++ b/include/ucbhelper/registerucb.hxx
@@ -42,6 +42,10 @@ namespace ucbhelper {
 struct ContentProviderData
 {
     /** The UNO service name to use to instanciate the content provider.
+
+        If it is the empty string, a null provider will be used (see the
+        documentation of the Provider argument to
+        com.sun.star.ucb.XContentProviderManager.registerContentProvider).
      */
     OUString ServiceName;
 
@@ -71,7 +75,10 @@ typedef std::vector< ContentProviderData > ContentProviderDataList;
     @param rServiceFactory  A factory through which to obtain the required
     services.
 
-    @param rName  The service name of the content provider.
+    @param rName  The service name of the content provider.  If it is the empty
+    string, a null provider will be used (see the documentation of the Provider
+    argument to
+    com.sun.star.ucb.XContentProviderManager.registerContentProvider).
 
     @param rArguments  Any arguments to instantiate the content provider with.