Frameworks/base: Add native bridge post-fork initialization

Change-Id: I5a20de1cb68dd1802937b369b14c50c9c1031c67
diff --git a/core/java/android/os/Process.java b/core/java/android/os/Process.java
index 5b9b5b0..7bedfc1 100644
--- a/core/java/android/os/Process.java
+++ b/core/java/android/os/Process.java
@@ -456,6 +456,7 @@
      * @param targetSdkVersion The target SDK version for the app.
      * @param seInfo null-ok SELinux information for the new process.
      * @param abi non-null the ABI this app should be started with.
+     * @param instructionSet null-ok the instruction set to use.
      * @param zygoteArgs Additional arguments to supply to the zygote process.
      * 
      * @return An object that describes the result of the attempt to start the process.
@@ -470,11 +471,12 @@
                                   int targetSdkVersion,
                                   String seInfo,
                                   String abi,
+                                  String instructionSet,
                                   String[] zygoteArgs) {
         try {
             return startViaZygote(processClass, niceName, uid, gid, gids,
                     debugFlags, mountExternal, targetSdkVersion, seInfo,
-                    abi, zygoteArgs);
+                    abi, instructionSet, zygoteArgs);
         } catch (ZygoteStartFailedEx ex) {
             Log.e(LOG_TAG,
                     "Starting VM process through Zygote failed");
@@ -577,6 +579,7 @@
      * @param targetSdkVersion The target SDK version for the app.
      * @param seInfo null-ok SELinux information for the new process.
      * @param abi the ABI the process should use.
+     * @param instructionSet null-ok the instruction set to use.
      * @param extraArgs Additional arguments to supply to the zygote process.
      * @return An object that describes the result of the attempt to start the process.
      * @throws ZygoteStartFailedEx if process start failed for any reason
@@ -589,6 +592,7 @@
                                   int targetSdkVersion,
                                   String seInfo,
                                   String abi,
+                                  String instructionSet,
                                   String[] extraArgs)
                                   throws ZygoteStartFailedEx {
         synchronized(Process.class) {
@@ -648,6 +652,10 @@
                 argsForZygote.add("--seinfo=" + seInfo);
             }
 
+            if (instructionSet != null) {
+                argsForZygote.add("--instruction-set=" + instructionSet);
+            }
+
             argsForZygote.add(processClass);
 
             if (extraArgs != null) {