Merge commit '94cdc3d0e2c7f4f001177829f6bbf3b52ce07b98' * commit '94cdc3d0e2c7f4f001177829f6bbf3b52ce07b98': Add new thumbnail API.
Merge commit '94cdc3d0e2c7f4f001177829f6bbf3b52ce07b98' * commit '94cdc3d0e2c7f4f001177829f6bbf3b52ce07b98': Add new thumbnail API.