Count number of origins with data affected by clearing "cookies and site data".

chrome/browser/browsing_data/site_data_counting_helper.h

+// Copyright 2017 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.
+
+#ifndef CHROME_BROWSER_BROWSING_DATA_SITE_DATA_COUNTING_HELPER_H_
+#define CHROME_BROWSER_BROWSING_DATA_SITE_DATA_COUNTING_HELPER_H_
+
+#include <set>
+#include "components/content_settings/core/common/content_settings_types.h"
+#include "net/cookies/canonical_cookie.h"
+#include "net/ssl/channel_id_store.h"
+#include "storage/common/quota/quota_types.h"
+
+class Profile;
+class BrowsingDataFlashLSOHelper;
+class HostContentSettingsMap;
+
+namespace net {
+class URLRequestContextGetter;
+}
+
+namespace content {
+struct LocalStorageUsageInfo;
+struct SessionStorageUsageInfo;
+}
+
+namespace storage {
+class SpecialStoragePolicy;
+}
+
+// Helper class that counts the number of unique origins, that are affected by
+// deleting "cookies and site data" in the CBD dialog.
+class SiteDataCountingHelper {
+ public:
+  explicit SiteDataCountingHelper(
+      Profile* profile,
+      base::Time begin,
+      base::Callback<void(int)> completion_callback);
+  ~SiteDataCountingHelper();
+
+  void CountAndDestroySelfWhenFinished();
+
+ private:
+  void GetOriginsFromHostContentSettignsMap(HostContentSettingsMap* hcsm,
+                                            ContentSettingsType type);
+  void GetCookiesOnIOThread(
+      const scoped_refptr<net::URLRequestContextGetter>& rq_context);
+  void GetCookiesCallback(const net::CookieList& cookies);
+  void GetSessionStorageUsageInfoCallback(
+      const scoped_refptr<storage::SpecialStoragePolicy>&
+          special_storage_policy,
+      const std::vector<content::SessionStorageUsageInfo>& infos);
+  void GetLocalStorageUsageInfoCallback(
+      const scoped_refptr<storage::SpecialStoragePolicy>&
+          special_storage_policy,
+      const std::vector<content::LocalStorageUsageInfo>& infos);
+  void GetQuotaOriginsCallback(const std::set<GURL>& origin_set,
+                               storage::StorageType type);
+  void SitesWithFlashDataCallback(const std::vector<std::string>& sites);
+  void GetChannelIDsOnIOThread(
+      const scoped_refptr<net::URLRequestContextGetter>& rq_context);
+  void GetChannelIDsCallback(
+      const net::ChannelIDStore::ChannelIDList& channel_ids);
+
+  void Done(const std::vector<GURL>& origins);
+
+  Profile* profile_;
+  base::Time begin_;
+  base::Callback<void(int)> completion_callback_;
+  int tasks_;
+  std::set<GURL> unique_origins_;
+  scoped_refptr<BrowsingDataFlashLSOHelper> flash_lso_helper_;
+};
+
+#endif  // CHROME_BROWSER_BROWSING_DATA_SITE_DATA_COUNTING_HELPER_H_