Change youtube metadata refs to use https. am: 934e9d0614 am: 25dcd724af
am: dea0ed01bf

* commit 'dea0ed01bfe8a2184f3ed34cf8c0e3310c3bea0a':
  Change youtube metadata refs to use https.

Change-Id: I6ebc20719a63e001f12c199b9e38aecb3d5b9ed1