Certificate Transparency: Start tracking logs' state

chrome/browser/component_updater/sth_set_component_installer.cc

 // 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.
 
 #include "chrome/browser/component_updater/sth_set_component_installer.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/files/file_enumerator.h"
 #include "base/files/file_path.h"
 #include "base/files/file_util.h"
 #include "base/logging.h"
 #include "base/path_service.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/values.h"
 #include "base/version.h"
+#include "chrome/browser/browser_process.h"
+#include "chrome/browser/io_thread.h"
 #include "components/component_updater/component_updater_paths.h"
 #include "components/safe_json/safe_json_parser.h"
 #include "content/public/browser/browser_thread.h"
 #include "crypto/sha2.h"
 #include "net/cert/ct_log_response_parser.h"
 #include "net/cert/signed_tree_head.h"
 #include "net/cert/sth_distributor.h"
 #include "net/cert/sth_observer.h"
 
 using component_updater::ComponentUpdateService;
@@ skipping 154 matching lines @@
 
 void RegisterSTHSetComponent(ComponentUpdateService* cus,
                              const base::FilePath& user_data_dir) {
   DVLOG(1) << "Registering STH Set fetcher component.";
 
   // TODO(eranm): The next step in auditing CT logs (crbug.com/506227) is to
   // pass the distributor to the IOThread so it can be used in a per-profile
   // context for checking inclusion of SCTs.
   std::unique_ptr<net::ct::STHDistributor> distributor(
       new net::ct::STHDistributor());
+  // Register the distributor as the STHReporter for the IOThread (see
+  // crbug.com/506227 for details).
+  DCHECK(g_browser_process->io_thread());
+  content::BrowserThread::PostTask(
+      content::BrowserThread::IO, FROM_HERE,
+      base::Bind(&IOThread::RegisterSTHReporter,
+                 base::Unretained(g_browser_process->io_thread()),
+                 distributor.get()));
 
   std::unique_ptr<ComponentInstallerTraits> traits(
       new STHSetComponentInstallerTraits(std::move(distributor)));
   // |cus| will take ownership of |installer| during installer->Register(cus).
   DefaultComponentInstaller* installer =
       new DefaultComponentInstaller(std::move(traits));
   installer->Register(cus, base::Closure());
 }
 
 }  // namespace component_updater