Set persist.sys.dalvik.vm.lib at system server startup

Bug: 11463182
Change-Id: I4409e84570c4e27bf8da36d0aca87812a1c032a6
diff --git a/core/java/com/android/internal/os/RuntimeInit.java b/core/java/com/android/internal/os/RuntimeInit.java
index 5538dca..69b593a 100644
--- a/core/java/com/android/internal/os/RuntimeInit.java
+++ b/core/java/com/android/internal/os/RuntimeInit.java
@@ -104,6 +104,18 @@
         Thread.setDefaultUncaughtExceptionHandler(new UncaughtHandler());
 
         /*
+         * In case the runtime switched since last boot (such as when
+         * the old runtime was removed in an OTA), set the system
+         * property so that it is in sync. We can't do this in
+         * libnativehelper's JniInvocation::Init code where we already
+         * had to fallback to a different runtime because it is
+         * running as root and we need to be the system user to set
+         * the property. http://b/11463182
+         */
+        SystemProperties.set("persist.sys.dalvik.vm.lib",
+                             VMRuntime.getRuntime().vmLibrary());
+
+        /*
          * Install a TimezoneGetter subclass for ZoneInfo.db
          */
         TimezoneGetter.setInstance(new TimezoneGetter() {