(bug 44131) Change InfoAction cache key to use SHA1.

Long title names caused errors in caching of InfoAction
results, so this commit wraps the title in a SHA1 call
so that all titles will have valid cache keys.

Change-Id: I803a7dd58f5bd69070291192d3eead065d0403f1
Merge "(bug 44131) Change InfoAction cache key to use SHA1."