Adds async interface method to PersistentPrefStore.

chrome/browser/prefs/testing_pref_store.cc

 // Copyright (c) 2011 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/prefs/testing_pref_store.h"
 
 #include "base/values.h"
 
 TestingPrefStore::TestingPrefStore()
     : read_only_(true),
@@ skipping 37 matching lines @@
   if (prefs_.RemoveValue(key))
     NotifyPrefValueChanged(key);
 }
 
 bool TestingPrefStore::ReadOnly() const {
   return read_only_;
 }
 
 PersistentPrefStore::PrefReadError TestingPrefStore::ReadPrefs() {
   prefs_.Clear();
+  NotifyInitializationCompleted();
   return PersistentPrefStore::PREF_READ_ERROR_NONE;
 }
 
+void TestingPrefStore::ReadPrefsAsync() {
+  prefs_.Clear();
+  NotifyInitializationCompleted();
+}
+
+void TestingPrefStore::GetErrors(PrefReadError* error, bool* is_fatal) {
+  (*error) = PersistentPrefStore::PREF_READ_ERROR_NONE;
+  (*is_fatal) = false;
+}
+
 bool TestingPrefStore::WritePrefs() {
   prefs_written_ = true;
   return prefs_written_;
 }
 
 void TestingPrefStore::SetInitializationCompleted() {
   init_complete_ = true;
   NotifyInitializationCompleted();
 }
 
@@ skipping 51 matching lines @@
   read_only_ = read_only;
 }
 
 void TestingPrefStore::set_prefs_written(bool status) {
   prefs_written_ = status;
 }
 
 bool TestingPrefStore::get_prefs_written() {
   return prefs_written_;
 }