Special case system_server to not create the JIT code cache.

Change-Id: I7d2622f560435b2b6d133b0acd2659f3410acd2e
diff --git a/core/java/com/android/internal/os/Zygote.java b/core/java/com/android/internal/os/Zygote.java
index 8186378..d23f26d 100644
--- a/core/java/com/android/internal/os/Zygote.java
+++ b/core/java/com/android/internal/os/Zygote.java
@@ -145,8 +145,9 @@
     native private static int nativeForkSystemServer(int uid, int gid, int[] gids, int debugFlags,
             int[][] rlimits, long permittedCapabilities, long effectiveCapabilities);
 
-    private static void callPostForkChildHooks(int debugFlags, String instructionSet) {
-        VM_HOOKS.postForkChild(debugFlags, instructionSet);
+    private static void callPostForkChildHooks(int debugFlags, boolean isSystemServer,
+            String instructionSet) {
+        VM_HOOKS.postForkChild(debugFlags, isSystemServer, instructionSet);
     }