base::Bind: Convert BrowsingDataLocalStorageHelper::StartFetching.

chrome/browser/mock_browsing_data_local_storage_helper.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/mock_browsing_data_local_storage_helper.h"
 
 #include "base/callback.h"
 #include "base/logging.h"
 
 MockBrowsingDataLocalStorageHelper::MockBrowsingDataLocalStorageHelper(
   Profile* profile)
   : BrowsingDataLocalStorageHelper(profile),
     profile_(profile) {
 }
 
 MockBrowsingDataLocalStorageHelper::~MockBrowsingDataLocalStorageHelper() {
 }
 
 void MockBrowsingDataLocalStorageHelper::StartFetching(
-    Callback1<const std::list<LocalStorageInfo>& >::Type* callback) {
-  callback_.reset(callback);
+    const base::Callback<void(const std::list<LocalStorageInfo>&)>& callback) {
+  callback_ = callback;
 }
 
 void MockBrowsingDataLocalStorageHelper::CancelNotification() {
-  callback_.reset(NULL);
+  callback_.Reset();
 }
 
 void MockBrowsingDataLocalStorageHelper::DeleteLocalStorageFile(
     const FilePath& file_path) {
   CHECK(files_.find(file_path.value()) != files_.end());
   last_deleted_file_ = file_path;
   files_[file_path.value()] = false;
 }
 
 void MockBrowsingDataLocalStorageHelper::AddLocalStorageSamples() {
   response_.push_back(
       BrowsingDataLocalStorageHelper::LocalStorageInfo(
           "http", "host1", 1, "db1", "http://host1:1/",
           FilePath(FILE_PATH_LITERAL("file1")), 1, base::Time()));
   files_[FILE_PATH_LITERAL("file1")] = true;
   response_.push_back(
       BrowsingDataLocalStorageHelper::LocalStorageInfo(
           "http", "host2", 2, "db2", "http://host2:2/",
           FilePath(FILE_PATH_LITERAL("file2")), 2, base::Time()));
   files_[FILE_PATH_LITERAL("file2")] = true;
 }
 
 void MockBrowsingDataLocalStorageHelper::Notify() {
-  CHECK(callback_.get());
-  callback_->Run(response_);
+  CHECK_EQ(false, callback_.is_null());
+  callback_.Run(response_);
 }
 
 void MockBrowsingDataLocalStorageHelper::Reset() {
   for (std::map<const FilePath::StringType, bool>::iterator i = files_.begin();
        i != files_.end(); ++i)
     i->second = true;
 }
 
 bool MockBrowsingDataLocalStorageHelper::AllDeleted() {
   for (std::map<const FilePath::StringType, bool>::const_iterator i =
        files_.begin(); i != files_.end(); ++i)
     if (i->second)
       return false;
   return true;
 }