Update storage button state after setting asset
Update storage button state after setting asset

When an asset is specified in the URL hash, the storage button's state
needs to be updated to reflect the new asset.

Change-Id: I7f311737bfa11984cea2a4365df8daf7e67126dc

russitto/shaka-player,shaka-project/shaka-player,brightcove/shaka-player,Ross-cz/shaka-player,tvoli/shaka-player,TheModMaker/shaka-player,russitto/shaka-player,russitto/shaka-player,tvoli/shaka-player,TheModMaker/shaka-player,shaka-project/shaka-player,tvoli/shaka-player,indiereign/shaka-player,TheModMaker/shaka-player,indiereign/shaka-player,tvoli/shaka-player,vimond/shaka-player,Ross-cz/shaka-player,shaka-project/shaka-player,vimond/shaka-player,indiereign/shaka-player,brightcove/shaka-player,shaka-project/shaka-player,Ross-cz/shaka-player,vimond/shaka-player,brightcove/shaka-player,TheModMaker/shaka-player