Remove StatFs from AndroidRuntime JNI

Change-Id: I88039794cf3e4a959b37c29c67f16f2dc0751a5c
diff --git a/core/jni/AndroidRuntime.cpp b/core/jni/AndroidRuntime.cpp
index c936b0b..0c88297 100644
--- a/core/jni/AndroidRuntime.cpp
+++ b/core/jni/AndroidRuntime.cpp
@@ -134,7 +134,6 @@
 extern int register_android_os_Parcel(JNIEnv* env);
 extern int register_android_os_ParcelFileDescriptor(JNIEnv *env);
 extern int register_android_os_SELinux(JNIEnv* env);
-extern int register_android_os_StatFs(JNIEnv *env);
 extern int register_android_os_SystemProperties(JNIEnv *env);
 extern int register_android_os_SystemClock(JNIEnv* env);
 extern int register_android_os_Trace(JNIEnv* env);
@@ -1142,7 +1141,6 @@
     REG_JNI(register_android_os_MessageQueue),
     REG_JNI(register_android_os_ParcelFileDescriptor),
     REG_JNI(register_android_os_SELinux),
-    REG_JNI(register_android_os_StatFs),
     REG_JNI(register_android_os_Trace),
     REG_JNI(register_android_os_UEventObserver),
     REG_JNI(register_android_net_LocalSocketImpl),