Add support for split PSL list distinctions.

chrome/common/extensions/permissions/permission_set.cc

 // Copyright (c) 2013 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/common/extensions/permissions/permission_set.h"
 
 #include <algorithm>
 #include <iterator>
 #include <string>
 
@@ skipping 447 matching lines @@
 
     std::string host = i->host();
 
     // Add the subdomain wildcard back to the host, if necessary.
     if (i->match_subdomains())
       host = "*." + host;
 
     // If the host has an RCD, split it off so we can detect duplicates.
     std::string rcd;
     size_t reg_len = net::RegistryControlledDomainService::GetRegistryLength(
-        host, false);
+        host,
+        net::RCDS::EXCLUDE_UNKNOWN_REGISTRIES,
+        net::RCDS::EXCLUDE_PRIVATE_REGISTRIES);
     if (reg_len && reg_len != std::string::npos) {
       if (include_rcd)  // else leave rcd empty
         rcd = host.substr(host.size() - reg_len);
       host = host.substr(0, host.size() - reg_len);
     }
 
     // Check if we've already seen this host.
     HostVector::iterator it = hosts_best_rcd.begin();
     for (; it != hosts_best_rcd.end(); ++it) {
       if (it->first == host)
@@ skipping 92 matching lines @@
   std::set<std::string> new_hosts_only;
 
   std::set_difference(new_hosts_set.begin(), new_hosts_set.end(),
                       old_hosts_set.begin(), old_hosts_set.end(),
                       std::inserter(new_hosts_only, new_hosts_only.begin()));
 
   return !new_hosts_only.empty();
 }
 
 }  // namespace extensions