fix crash issue while playing certain streaming media

In the play response of certain streaming media, the url just contains part of the full url.
Change the url matching method to enable this case rather than crash as before.

Change-Id: Ide4a4a3f01120f9092193a765bda1cc9f12daf56
Author: Yi Wang <yi.a.wang@intel.com>
Signed-off-by: Yi Wang <yi.a.wang@intel.com>
Signed-off-by: Shuduo Sang <shuduo.sang@intel.com>
Signed-off-by: Shuo Gao <shuo.gao@intel.com>
Signed-off-by: Bruce Beare <bruce.j.beare@intel.com>
Signed-off-by: Jack Ren <jack.ren@intel.com>
Author-tracking-BZ:49305, 18533, 7540