Browsing Data Deletion: Style fixes

chrome/browser/browsing_data/mock_browsing_data_flash_lso_helper.cc

 // Copyright (c) 2012 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/browsing_data/mock_browsing_data_flash_lso_helper.h"
 
 #include <algorithm>
 
 #include "testing/gtest/include/gtest/gtest.h"
 
 MockBrowsingDataFlashLSOHelper::MockBrowsingDataFlashLSOHelper(
     content::BrowserContext* browser_context) {
 }
 void MockBrowsingDataFlashLSOHelper::StartFetching(
     const GetSitesWithFlashDataCallback& callback) {
+  ASSERT_FALSE(callback.is_null());
+  ASSERT_TRUE(callback_.is_null());
   callback_ = callback;
 }
 
 void MockBrowsingDataFlashLSOHelper::DeleteFlashLSOsForSite(
     const std::string& site) {
   std::vector<std::string>::iterator entry =
       std::find(domains_.begin(), domains_.end(), site);
   ASSERT_TRUE(entry != domains_.end());
   domains_.erase(entry);
 }
 
 void MockBrowsingDataFlashLSOHelper::AddFlashLSODomain(
     const std::string& domain) {
   domains_.push_back(domain);
 }
 
 void MockBrowsingDataFlashLSOHelper::Notify() {
   callback_.Run(domains_);
   callback_ = GetSitesWithFlashDataCallback();
 }
 
 bool MockBrowsingDataFlashLSOHelper::AllDeleted() {
   return domains_.empty();
 }
 
 MockBrowsingDataFlashLSOHelper::~MockBrowsingDataFlashLSOHelper() {
 }