Two problems:
- The signal cacheCredidentials was not connected in the synchronous
case while it must be connected. (Regression when the threaded http
was merged)
- We cannot cache the credidentials when we proceed the url because
at that point, we do not know the realm (this basically reverts
9bc5a32b875b812c3a706034c8c27614f86bd138)
Task-number: QTBUG-18411
Change-Id: I8ea11fa23db4314c3f17ed06d2d7f9ee934ccdba
Reviewed-by: Peter Hartmann <peter.hartmann@nokia.com>