Remove PrefService::ScheduleSavePersistentPrefs and SavePersistentPrefs.

chrome/browser/extensions/extension_service_unittest.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/extensions/extension_service_unittest.h"
 
 #include <algorithm>
 #include <set>
 #include <vector>
 
@@ skipping 2535 matching lines @@
   EXPECT_EQ(1u, service_->extensions()->size());
 
   { // Scope for pref update notification.
     PrefService* prefs = profile_->GetPrefs();
     ListPrefUpdate update(prefs, prefs::kExtensionInstallDenyList);
     ListValue* blacklist = update.Get();
     ASSERT_TRUE(blacklist != NULL);
 
     // Blacklist this extension.
     blacklist->Append(Value::CreateStringValue(good_crx));
-    prefs->ScheduleSavePersistentPrefs();
   }
 
   // Extension should not be running now.
   loop_.RunAllPending();
   EXPECT_EQ(0u, service_->extensions()->size());
 }
 
 // Tests disabling extensions
 TEST_F(ExtensionServiceTest, DisableExtension) {
   InitializeEmptyExtensionService();
@@ skipping 503 matching lines @@
     service_->CheckForExternalUpdates();
     loop_.RunAllPending();
     ASSERT_EQ(0u, loaded_.size());
     ValidatePrefKeyCount(1);
     ValidateIntegerPref(good_crx, "state",
                         Extension::EXTERNAL_EXTENSION_UNINSTALLED);
     ValidateIntegerPref(good_crx, "location", location);
 
     // Now clear the preference and reinstall.
     SetPrefInteg(good_crx, "state", Extension::ENABLED);
-    profile_->GetPrefs()->ScheduleSavePersistentPrefs();
 
     loaded_.clear();
     service_->CheckForExternalUpdates();
     loop_.RunAllPending();
     ASSERT_EQ(1u, loaded_.size());
   } else {
     // Policy controlled extesions should not have been touched by uninstall.
     ASSERT_TRUE(file_util::PathExists(install_path));
   }
   ValidatePrefKeyCount(1);
@@ skipping 1063 matching lines @@
   ASSERT_FALSE(AddPendingSyncInstall());
 
   // Wait for the external source to install.
   WaitForCrxInstall(crx_path_, true);
   ASSERT_TRUE(IsCrxInstalled());
 
   // Now that the extension is installed, sync request should fail
   // because the extension is already installed.
   ASSERT_FALSE(AddPendingSyncInstall());
 }