Tweak Dalvik settings.

Added dalvik.gc.type-precise to PRODUCT_TAGS.  This causes us to
generate register maps in build-time and run-time dexopt.

Removed WITH_JIT:=true, since the JIT is now enabled by default
(over in build/core/combo/TARGET_linux-arm.mk).

Change-Id: I288d7b7f5d34c21a45cab7228bb668e48b99c752
2 files changed