Move fugu to default preopt.

We can now remove the boot image only restriction.

bug:33799337
bug:36534079

Test: m -j32 fugu
Change-Id: I0d4973baa82e6abd5daa83ebf47d178d852f717f
diff --git a/device.mk b/device.mk
index 0bb8cb8..9987423 100644
--- a/device.mk
+++ b/device.mk
@@ -334,10 +334,6 @@
 PRODUCT_COPY_FILES += \
     device/asus/fugu/init.fugu.countrycode.sh:system/bin/init.fugu.countrycode.sh
 
-# Get rid of dex preoptimization to save space within system.img at the one
-# time cost of dexing on first boot.
-WITH_DEXPREOPT_BOOT_IMG_ONLY := true
-
 # Some CTS tests will be skipped based on what the initial API level that
 # shipped on device was.
 PRODUCT_PROPERTY_OVERRIDES += \