Implement canLoadUnsafeResources added in frameworks/base

Bug: N/A
Test: m checkbuild
Merged-In: Iac2a6fb3d82ef23d5ca6ee33f4aaa9ed28455271
Change-Id: Iac2a6fb3d82ef23d5ca6ee33f4aaa9ed28455271
(cherry picked from commit d5c220b9577b09848ed18412bc65e8272e6efb61)
1 file changed