Add the ability to check the CSD Whitelist asynchronously, for PhishGuard.

components/safe_browsing_db/v4_protocol_manager_util.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 COMPONENTS_SAFE_BROWSING_DB_V4_PROTOCOL_MANAGER_UTIL_H_
 #define COMPONENTS_SAFE_BROWSING_DB_V4_PROTOCOL_MANAGER_UTIL_H_
 
 // A class that implements the stateless methods used by the GetHashUpdate and
 // GetFullHash stubby calls made by Chrome using the SafeBrowsing V4 protocol.
 
@@ skipping 97 matching lines @@
 
   // Url leads to a blacklisted resource script. Note that no warnings should be
   // shown on this threat type, but an incident report might be sent.
   SB_THREAT_TYPE_BLACKLISTED_RESOURCE,
 
   // Url abuses a permission API.
   SB_THREAT_TYPE_API_ABUSE,
 
   // Activation patterns for the Subresource Filter.
   SB_THREAT_TYPE_SUBRESOURCE_FILTER,
+
+  // CSD Phishing whitelist.  This "threat" means a URL matched the whitelist.
+  SB_THREAT_TYPE_CSD_WHITELIST,
 };
 
 // The information required to uniquely identify each list the client is
 // interested in maintaining and downloading from the SafeBrowsing servers.
 // For example, for digests of Malware binaries on Windows:
 // platform_type = WINDOWS,
 // threat_entry_type = EXECUTABLE,
 // threat_type = MALWARE
 class ListIdentifier {
  public:
@@ skipping 240 matching lines @@
 template <>
 struct hash<safe_browsing::ListIdentifier> {
   std::size_t operator()(const safe_browsing::ListIdentifier& id) const {
     return id.hash();
   }
 };
 
 }  // namespace std
 
 #endif  // COMPONENTS_SAFE_BROWSING_DB_V4_PROTOCOL_MANAGER_UTIL_H_