Make legacy props an option disabled by default

Change-Id: Id0bb17ebd11e120b4676c41d6553e6a830ac7ee9
diff --git a/data.cpp b/data.cpp
index 5d05d2b..5a90553 100644
--- a/data.cpp
+++ b/data.cpp
@@ -833,15 +833,20 @@
 #else
 	mConst.SetValue("tw_has_boot_slots", "0");
 #endif
-
+#ifdef TW_NO_LEGACY_PROPS
+	LOGINFO("TW_NO_LEGACY_PROPS := true\n");
+	mConst.SetValue("tw_enable_legacy_props", "0");
+#endif
 #ifdef TW_OEM_BUILD
 	LOGINFO("TW_OEM_BUILD := true\n");
 	mConst.SetValue("tw_oem_build", "1");
+	mConst.SetValue("tw_enable_legacy_props", "0");
 #else
 	mConst.SetValue("tw_oem_build", "0");
 	mPersist.SetValue("tw_app_prompt", "1");
 	mPersist.SetValue("tw_app_install_system", "1");
 	mData.SetValue("tw_app_install_status", "0"); // 0 = no status, 1 = not installed, 2 = already installed
+	mPersist.SetValue("tw_enable_legacy_props", "0");
 #endif
 
 	pthread_mutex_unlock(&m_valuesLock);