Revert of ChildAccountService[Java] delegates everything to native side.

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,
-                                        const JavaParamRef<jclass>& jcaller) {
+                                        const JavaParamRef<jobject>& obj) {
   return ChildAccountService::IsChildAccountDetectionEnabled();
 }
 
-jboolean IsChildAccount(JNIEnv* env, const JavaParamRef<jclass>& jcaller) {
+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,
+                       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;
+  }
+
+  ProfileManager* profile_manager = g_browser_process->profile_manager();
+  Profile* profile = profile_manager->GetLastUsedProfile();
+  ChildAccountServiceFactory::GetForProfile(profile)
+      ->SetIsChildAccount(is_child);
+}
+
+bool GetJavaChildAccountStatus(bool* is_child_account) {
+  if (!g_has_child_account_status)
+    return false;
+
+  *is_child_account = g_is_child_account;
+  g_has_child_account_status = false;
+  return true;
+}
+
+void ChildStatusInvalidationReceived() {
+  JNIEnv* env = base::android::AttachCurrentThread();
+  Java_ChildAccountService_onInvalidationReceived(env);
+}
+
 bool RegisterChildAccountService(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }