Selectively perform JNI registration in render processes on Android.

base/android/jni_generator/testNativeExportsOnlyOption.golden

 // Copyright 2014 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/SampleForTests
 
 #ifndef org_chromium_example_jni_generator_SampleForTests_JNI
 #define org_chromium_example_jni_generator_SampleForTests_JNI
 
 #include <jni.h>
 
 #include "base/android/jni_generator/jni_generator_helper.h"
 
 #include "base/android/jni_int_wrapper.h"
+#include "base/android/jni_utils.h"
 
 // Step 1: forward declarations.
 namespace {
 const char kSampleForTestsClassPath[] =
     "org/chromium/example/jni_generator/SampleForTests";
 // Leaking this jclass as we cannot use LazyInstance from some threads.
 base::subtle::AtomicWord g_SampleForTests_clazz __attribute__((unused)) = 0;
 #define SampleForTests_clazz(env) base::android::LazyGetClass(env, kSampleForTestsClassPath, &g_SampleForTests_clazz)
 
 }  // namespace
@@ skipping 148 matching lines @@
   jstring ret =
 static_cast<jstring>(env->CallStaticObjectMethod(SampleForTests_clazz(env),
           method_id));
   jni_generator::CheckException(env);
   return base::android::ScopedJavaLocalRef<jstring>(env, ret);
 }
 
 // Step 3: RegisterNatives.
 
 #endif  // org_chromium_example_jni_generator_SampleForTests_JNI