am dc8afacc: am 3ba35126: update current.xml for cancelThumbnailRequest api.

Merge commit 'dc8afacc5b927a151f6a9f9f3d44b5fec590c920'

* commit 'dc8afacc5b927a151f6a9f9f3d44b5fec590c920':
  update current.xml for cancelThumbnailRequest api.