Disable the reloading of evicted keys.

On some TPMs this always fails and dictionary attack counters are
incremented. This can lead to sporadic defensive timeouts.

TEST=Manually verified the DA counter increases on Parrot without this
CL and no longer increases with this CL.

Change-Id: I18f39232d959918b421ce458d63067bb905157c7
Reviewed-on: https://chromium-review.googlesource.com/229901
Tested-by: Darren Krahn <dkrahn@chromium.org>
Reviewed-by: Utkarsh Sanghi <usanghi@chromium.org>
Commit-Queue: Darren Krahn <dkrahn@chromium.org>
1 file changed