Remove unneeded JNI registrations.

base/android/jni_generator/testJarJarRemapping.golden

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This file is autogenerated by
 //     base/android/jni_generator/jni_generator.py
 // For
 //     org/chromium/example/jni_generator/Example
 
 #ifndef org_chromium_example_jni_generator_Example_JNI
 #define org_chromium_example_jni_generator_Example_JNI
 
 #include <jni.h>
 
 #include "base/android/jni_generator/jni_generator_helper.h"
 
 // Step 1: forward declarations.
 namespace {
-const char kExampleClassPath[] = "com/test/jni_generator/Example";
-// Leaking this jclass as we cannot use LazyInstance from some threads.
-jclass g_Example_clazz = NULL;
 
 }  // namespace
 
+extern "C"{
+
 static void Test(JNIEnv* env, jclass jcaller,
     jobject t);
+__attribute__((alias("Test"), visibility("default"))) void
+    Java_com_test_jni_1generator_Example_nativeTest(JNIEnv* env, jclass jcaller,
+    jobject t);
 
 // Step 2: method stubs.
 
+};
+
 // Step 3: RegisterNatives.
 
-static const JNINativeMethod kMethodsExample[] = {
-    { "nativeTest",
-"("
-"Lorg/test2/org/chromium/example2/Test;"
-")"
-"V", reinterpret_cast<void*>(Test) },
-};
-
-static bool RegisterNativesImpl(JNIEnv* env) {
-  g_Example_clazz = reinterpret_cast<jclass>(env->NewGlobalRef(
-      base::android::GetClass(env, kExampleClassPath).obj()));
-
-  const int kMethodsExampleSize = arraysize(kMethodsExample);
-
-  if (env->RegisterNatives(g_Example_clazz,
-                           kMethodsExample,
-                           kMethodsExampleSize) < 0) {
-    jni_generator::HandleRegistrationError(
-        env, g_Example_clazz, __FILE__);
-    return false;
-  }
-
-  return true;
-}
-
 #endif  // org_chromium_example_jni_generator_Example_JNI