Add support for loading trusted dex files.

Which can use hidden APIs.

bug: 64382372
Test: m
Merged-In: Ifd40b49270c11ad51281b2127532952fb5206a9d
Change-Id: Ifd40b49270c11ad51281b2127532952fb5206a9d
(cherry picked from commit 35a4f486cb0a2a600a4ea346b4615ad0ea189dc2)
1 file changed