Added href fallback for hostname when determining location.
Added href fallback for hostname when determining location.

siddhartharay007/fb-flo,StudioLabs/devtools-live,StudioLabs/devtools-live,StudioLabs/live-edit,StudioLabs/live-edit,siddhartharay007/fb-flo,facebook/fb-flo,silvere27/fb-flo,silvere27/fb-flo,vcarrera/fb-flo,vjeux/fb-flo,vcarrera/fb-flo,vjeux/fb-flo,facebook/fb-flo