Add RestoreFileHelper, BackupDataInput, and add java wrappers for the methods on BackupDataOutput.
diff --git a/core/jni/AndroidRuntime.cpp b/core/jni/AndroidRuntime.cpp
index 302f39e..6d829fc 100644
--- a/core/jni/AndroidRuntime.cpp
+++ b/core/jni/AndroidRuntime.cpp
@@ -155,6 +155,7 @@
 extern int register_com_android_internal_os_ZygoteInit(JNIEnv* env);
 extern int register_android_util_Base64(JNIEnv* env);
 extern int register_android_location_GpsLocationProvider(JNIEnv* env);
+extern int register_android_backup_BackupDataInput(JNIEnv *env);
 extern int register_android_backup_BackupDataOutput(JNIEnv *env);
 extern int register_android_backup_FileBackupHelper(JNIEnv *env);
 
@@ -1127,6 +1128,7 @@
     REG_JNI(register_android_ddm_DdmHandleNativeHeap),
     REG_JNI(register_android_util_Base64),
     REG_JNI(register_android_location_GpsLocationProvider),
+    REG_JNI(register_android_backup_BackupDataInput),
     REG_JNI(register_android_backup_BackupDataOutput),
     REG_JNI(register_android_backup_FileBackupHelper),
 };