Implement origin-based deletion of plugin data

chrome/browser/browsing_data/registrable_domain_filter_builder.h

 // Copyright 2016 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_REGISTRABLE_DOMAIN_FILTER_BUILDER_H_
 #define CHROME_BROWSER_BROWSING_DATA_REGISTRABLE_DOMAIN_FILTER_BUILDER_H_
 
 #include <ostream>
 #include <set>
 #include <vector>
@@ skipping 67 matching lines @@
   // the cookie.
   base::Callback<bool(const net::CanonicalCookie& cookie)>
       BuildCookieFilter() const override;
 
   // Builds a filter that matches channel IDs whose server identifiers are
   // identical to one of the registrable domains that are in the whitelist,
   // or are not in the blacklist.
   base::Callback<bool(const std::string& cookie)>
       BuildChannelIDFilter() const override;
 
+  // Builds a filter that matches plugins whose |site|s are registrable domains
+  // that are in the whitelist, or are not in the blacklist.
+  base::Callback<bool(const std::string& site)>
+      BuildPluginFilter() const override;
+
   // Used for testing.
   bool operator==(const RegistrableDomainFilterBuilder& other) const;
 
  protected:
   bool IsEmpty() const override;
 
  private:
   // True if the domain of |url| is in the whitelist, or isn't in the blacklist.
   // The whitelist or blacklist is represented as |registerable_domains|
   // and |mode|.
@@ skipping 18 matching lines @@
       const net::CanonicalCookie& cookie);
 
   // True if none of the supplied domains matches this Channel ID's server ID
   // and we're a blacklist, or one of them does and we're a whitelist.
   // The whitelist or blacklist is represented as |domains_and_ips| and |mode|.
   static bool MatchesChannelIDForRegisterableDomainsAndIPs(
       std::set<std::string>* domains_and_ips,
       Mode mode,
       const std::string& channel_id_server_id);
 
+  // True if none of the supplied domains matches this plugin's |site| and we're
+  // a blacklist, or one of them does and we're a whitelist. The whitelist or
+  // blacklist is represented by |domains_and_ips| and |mode|.
+  static bool MatchesPluginSiteForRegisterableDomainsAndIPs(
+      std::set<std::string>* domains_and_ips,
+      Mode mode,
+      const std::string& site);
+
   // The list of domains and whether they should be interpreted as a whitelist
   // or blacklist.
   std::set<std::string> domain_list_;
 
   DISALLOW_COPY_AND_ASSIGN(RegistrableDomainFilterBuilder);
 };
 
 #endif  // CHROME_BROWSER_BROWSING_DATA_REGISTRABLE_DOMAIN_FILTER_BUILDER_H_