(This is a merge of http://go/wvgerrit/13980)
Adding origins to Android is going to push the number of arguments to
GenerateKeyRequest over the maximum allowed by gMock. This change
increases the maximum to 11 in order to continue supporting us.
Bug: 19771858
Change-Id: Id04609d70da194f1491573b1b4aa9c23a67b78ab