tree 9aa2c6bdccdb94fda00f33bc8984cf42108c618a
parent 7d5d8c0c403775bdec6281432372e788b1241f12
author Shawn Willden <swillden@google.com> 1433163941 -0600
committer Shawn Willden <swillden@google.com> 1434136479 -0600

Move digest and padding handling to OperationFactory.

Moving these methods up from RsaOperationFactory makes them available
for EcdsaOperationFactory.

Cherry-picked from internal.

Bug: 21048758
Change-Id: I2987691eb2a39eef9f091457df65e072a433e70b