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

chrome/browser/ssl/security_state_tab_helper.cc

 // Copyright 2015 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/ssl/security_state_tab_helper.h"
 
 #include "base/bind.h"
 #include "base/metrics/histogram_macros.h"
 #include "base/time/time.h"
 #include "build/build_config.h"
@@ skipping 161 matching lines @@
         return security_state::MALICIOUS_CONTENT_STATUS_MALWARE;
         break;
       case safe_browsing::SB_THREAT_TYPE_URL_UNWANTED:
         return security_state::MALICIOUS_CONTENT_STATUS_UNWANTED_SOFTWARE;
         break;
       case safe_browsing::SB_THREAT_TYPE_BINARY_MALWARE_URL:
       case safe_browsing::SB_THREAT_TYPE_EXTENSION:
       case safe_browsing::SB_THREAT_TYPE_BLACKLISTED_RESOURCE:
       case safe_browsing::SB_THREAT_TYPE_API_ABUSE:
       case safe_browsing::SB_THREAT_TYPE_SUBRESOURCE_FILTER:
+      case safe_browsing::SB_THREAT_TYPE_CSD_WHITELIST:
         // These threat types are not currently associated with
         // interstitials, and thus resources with these threat types are
         // not ever whitelisted or pending whitelisting.
         NOTREACHED();
         break;
     }
   }
   return security_state::MALICIOUS_CONTENT_STATUS_NONE;
 }
 
 std::unique_ptr<security_state::VisibleSecurityState>
 SecurityStateTabHelper::GetVisibleSecurityState() const {
   auto state = security_state::GetVisibleSecurityState(web_contents());
 
   // Malware status might already be known even if connection security
   // information is still being initialized, thus no need to check for that.
   state->malicious_content_status = GetMaliciousContentStatus();
 
   return state;
 }