Revert "Self-signed cert parameters are now optional."

This reverts commit 20815e69e7d5c7f62b190b7ef337a1dd6ec3df83.

This is to track frameworks/base commit 3f8d4d840894468f2be8a5b56ff266cef2d71c50.

Bug: 21039983
Change-Id: Ib7ce9b0f4af1bc9f3886c10d83fa1e965674d64b
1 file changed