Remove --certificate-transparency-log command-line flag

chrome/browser/io_thread.cc

Index: chrome/browser/io_thread.cc
diff --git a/chrome/browser/io_thread.cc b/chrome/browser/io_thread.cc
index b25829b2206f5bd1f3b6562de8c06ecbfa83350b..807a11568a96a60223eb6234f31db4316cd82da8 100644
--- a/chrome/browser/io_thread.cc
+++ b/chrome/browser/io_thread.cc
@@ -538,34 +538,6 @@ void IOThread::Init() {
   std::vector<scoped_refptr<const net::CTLogVerifier>> ct_logs(
       net::ct::CreateLogVerifiersForKnownLogs());
 
-  // Add logs from command line
-  if (command_line.HasSwitch(switches::kCertificateTransparencyLog)) {
-    std::string switch_value = command_line.GetSwitchValueASCII(
-        switches::kCertificateTransparencyLog);
-    for (const base::StringPiece& curr_log : base::SplitStringPiece(
-             switch_value, ",", base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL)) {
-      std::vector<std::string> log_metadata = base::SplitString(
-          curr_log, ":", base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL);
-      CHECK_GE(log_metadata.size(), 3u)
-          << "CT log metadata missing: Switch format is "
-          << "'description:base64_key:url_without_schema[:dns_domain]'.";
-      std::string log_description(log_metadata[0]);
-      std::string log_url(std::string("https://") + log_metadata[2]);
-      std::string log_dns_domain;
-      if (log_metadata.size() >= 4)
-        log_dns_domain = log_metadata[3];
-      std::string ct_public_key_data;
-      CHECK(base::Base64Decode(log_metadata[1], &ct_public_key_data))
-          << "Unable to decode CT public key.";
-      scoped_refptr<const net::CTLogVerifier> external_log_verifier(
-          net::CTLogVerifier::Create(ct_public_key_data, log_description,
-                                     log_url, log_dns_domain));
-      CHECK(external_log_verifier) << "Unable to parse CT public key.";
-      VLOG(1) << "Adding log with description " << log_description;
-      ct_logs.push_back(external_log_verifier);
-    }
-  }
-
   globals_->ct_logs.assign(ct_logs.begin(), ct_logs.end());
 
   net::MultiLogCTVerifier* ct_verifier = new net::MultiLogCTVerifier();