jni_generator: Pass object parameters as JavaParamRef.

chrome/browser/supervised_user/child_accounts/child_account_service_android.cc

 // 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.
 
 #include "chrome/browser/supervised_user/child_accounts/child_account_service_android.h"
 
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/supervised_user/child_accounts/child_account_service.h"
 #include "chrome/browser/supervised_user/child_accounts/child_account_service_factory.h"
 #include "jni/ChildAccountService_jni.h"
 
 namespace {
 
 bool g_is_child_account = false;
 bool g_has_child_account_status = false;
 
 }  // namespace
 
-jboolean IsChildAccountDetectionEnabled(JNIEnv* env, jobject obj) {
+jboolean IsChildAccountDetectionEnabled(JNIEnv* env,
+                                        const JavaParamRef<jobject>& obj) {
   return ChildAccountService::IsChildAccountDetectionEnabled();
 }
 
-jboolean GetIsChildAccount(JNIEnv* env, jobject obj) {
+jboolean GetIsChildAccount(JNIEnv* env, const JavaParamRef<jobject>& obj) {
   ProfileManager* profile_manager = g_browser_process->profile_manager();
   return profile_manager->GetLastUsedProfile()->IsChild();
 }
 
-void SetIsChildAccount(JNIEnv* env, jobject obj, jboolean is_child) {
+void SetIsChildAccount(JNIEnv* env,
+                       const JavaParamRef<jobject>& obj,
+                       jboolean is_child) {
   VLOG(1) << "OnChildAccountSigninComplete";
 
   // If the browser process has not been created yet, store the child account
   // status and return it later in GetJavaChildAccountStatus().
   if (!g_browser_process) {
     g_has_child_account_status = true;
     g_is_child_account = is_child;
     return;
   }
 
@@ skipping 13 matching lines @@
 }
 
 void ChildStatusInvalidationReceived() {
   JNIEnv* env = base::android::AttachCurrentThread();
   Java_ChildAccountService_onInvalidationReceived(env);
 }
 
 bool RegisterChildAccountService(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }