tree dc864fd7bf1d4f75b82642741c298708bbeddfe7
parent c21b79e22d1e9ad2384844fdaa4b0c2b5945e914
author Jeff Sharkey <jsharkey@android.com> 1384381815 -0800
committer Jeff Sharkey <jsharkey@android.com> 1384381984 -0800

Only enable VaultProvider on KitKat devices.

Otherwise the app would crash when starting on pre-KK devices missing
the parent class.

Bug: 11670294
Change-Id: I6fc843ba9d525265a4aaad6e8896a3e66d577d1f