Revert of Mark the Certly.io log as disqualified, as of April 15 2016

net/cert/ct_known_logs.cc

 // Copyright 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 "net/cert/ct_known_logs.h"
 
 #include <stddef.h>
 #include <string.h>
 
 #include <algorithm>
 #include <iterator>
 
 #include "base/logging.h"
 #include "base/macros.h"
-#include "base/time/time.h"
 #include "crypto/sha2.h"
 
 #if !defined(OS_NACL)
 #include "net/cert/ct_log_verifier.h"
 #endif
 
 namespace net {
 
 namespace ct {
 
 namespace {
 
 #include "net/cert/ct_known_logs_static-inc.h"
 
 }  // namespace
 
 #if !defined(OS_NACL)
 std::vector<scoped_refptr<const CTLogVerifier>>
 CreateLogVerifiersForKnownLogs() {
   std::vector<scoped_refptr<const CTLogVerifier>> verifiers;
-
-  // Add all qualified logs.
   for (const auto& log : kCTLogList) {
     base::StringPiece key(log.log_key, log.log_key_length);
     verifiers.push_back(CTLogVerifier::Create(key, log.log_name, log.log_url));
     // Make sure no null logs enter verifiers. Parsing of all known logs should
     // succeed.
     CHECK(verifiers.back().get());
   }
 
-  // Add all disqualified logs. Callers are expected to filter verified SCTs
-  // via IsLogQualified().
-  for (const auto& disqualified_log : kDisqualifiedCTLogList) {
-    const CTLogInfo& log = disqualified_log.log_info;
-    base::StringPiece key(log.log_key, log.log_key_length);
-    verifiers.push_back(CTLogVerifier::Create(key, log.log_name, log.log_url));
-    // Make sure no null logs enter verifiers. Parsing of all known logs should
-    // succeed.
-    CHECK(verifiers.back().get());
-  }
-
   return verifiers;
 }
 #endif
 
 bool IsLogOperatedByGoogle(base::StringPiece log_id) {
   CHECK_EQ(log_id.size(), crypto::kSHA256Length);
 
   return std::binary_search(std::begin(kGoogleLogIDs), std::end(kGoogleLogIDs),
                             log_id.data(), [](const char* a, const char* b) {
                               return memcmp(a, b, crypto::kSHA256Length) < 0;
                             });
 }
 
-bool IsLogDisqualified(base::StringPiece log_id,
-                       base::Time* disqualification_date) {
-  CHECK_EQ(log_id.size(), arraysize(kDisqualifiedCTLogList[0].log_id) - 1);
-
-  auto p = std::lower_bound(
-      std::begin(kDisqualifiedCTLogList), std::end(kDisqualifiedCTLogList),
-      log_id.data(),
-      [](const DisqualifiedCTLogInfo& disqualified_log, const char* log_id) {
-        return memcmp(disqualified_log.log_id, log_id, crypto::kSHA256Length) <
-               0;
-      });
-  if (p == std::end(kDisqualifiedCTLogList) ||
-      memcmp(p->log_id, log_id.data(), crypto::kSHA256Length) != 0) {
-    return false;
-  }
-
-  *disqualification_date =
-      base::Time::FromInternalValue(p->disqualification_date);
-  return true;
-}
-
 }  // namespace ct
 
 }  // namespace net