Append private key into cache folder logic so we don't collide.

This reverts commit cab3bb8e412617cf51e062a1cea5a1db5b233c55

Change-Id: I9a7b8bb6c7fc44cee85aff732a3cb4aea6a3a64a
Reviewed-on: http://gerrit.chromium.org/gerrit/7390
Reviewed-by: Chris Sosa <[email protected]>
Tested-by: Chris Sosa <[email protected]>
2 files changed