Remove copy/paste code.

The options passed are already the default.

This is also to reduce the difference between user and userdebug
related to dexopt.

Test: m
Change-Id: Id62c38f145909b511761b471160028915000fc23
diff --git a/target/board/treble_common.mk b/target/board/treble_common.mk
index b4777b6..a8c9bc5 100644
--- a/target/board/treble_common.mk
+++ b/target/board/treble_common.mk
@@ -36,18 +36,6 @@
 # Generic AOSP image always requires separate vendor.img
 TARGET_COPY_OUT_VENDOR := vendor
 
-# Enable dex pre-opt to speed up initial boot
-ifeq ($(HOST_OS),linux)
-  ifeq ($(WITH_DEXPREOPT),)
-    WITH_DEXPREOPT := true
-    WITH_DEXPREOPT_PIC := true
-    ifneq ($(TARGET_BUILD_VARIANT),user)
-      # Retain classes.dex in APK's for non-user builds
-      DEX_PREOPT_DEFAULT := nostripping
-    endif
-  endif
-endif
-
 # Generic AOSP image does NOT support HWC1
 TARGET_USES_HWC2 := true
 # Set emulator framebuffer display device buffer count to 3