ART: Fix old warnings

Fix Wundefined-var-template warnings.

Partially reverts commit df53be273509dd43725870fb20a2c7d71f7fbfd3.

Bug: 28149048
Bug: 29823425
Test: m
Test: m test-art-host
Change-Id: Ib077312558f9e2f784859861c000fbac8375b3f5
3 files changed