Move to dalvik.vm.lib.2 to force default to libart

Bug: 14298175
Change-Id: I5ebd13eebf42c998418ef79381d9c8b89aaf5c0c
diff --git a/src/com/android/settings/DevelopmentSettings.java b/src/com/android/settings/DevelopmentSettings.java
index 1cd08f3..fe7a217 100644
--- a/src/com/android/settings/DevelopmentSettings.java
+++ b/src/com/android/settings/DevelopmentSettings.java
@@ -99,7 +99,7 @@
     private static final String KEEP_SCREEN_ON = "keep_screen_on";
     private static final String BT_HCI_SNOOP_LOG = "bt_hci_snoop_log";
     private static final String SELECT_RUNTIME_KEY = "select_runtime";
-    private static final String SELECT_RUNTIME_PROPERTY = "persist.sys.dalvik.vm.lib.1";
+    private static final String SELECT_RUNTIME_PROPERTY = "persist.sys.dalvik.vm.lib.2";
     private static final String ALLOW_MOCK_LOCATION = "allow_mock_location";
     private static final String HDCP_CHECKING_KEY = "hdcp_checking";
     private static final String HDCP_CHECKING_PROPERTY = "persist.sys.hdcp_checking";