Certificate Transparency: Start tracking logs' state

chrome/browser/profiles/profile_io_data.h

Index: chrome/browser/profiles/profile_io_data.h
diff --git a/chrome/browser/profiles/profile_io_data.h b/chrome/browser/profiles/profile_io_data.h
index de32c6e55625485ddd56d647c6b6293c67844bb3..ba0339d5ea63ac1714acc0b6b45c124aa5e59153 100644
--- a/chrome/browser/profiles/profile_io_data.h
+++ b/chrome/browser/profiles/profile_io_data.h
@@ -80,6 +80,11 @@ class SSLConfigService;
 class TransportSecurityPersister;
 class TransportSecurityState;
 class URLRequestJobFactoryImpl;
+
+namespace ct {
+class CTObserver;
+}
+
 }  // namespace net
 
 namespace policy {
@@ -593,6 +598,10 @@ class ProfileIOData {
 
   mutable DevToolsNetworkControllerHandle network_controller_handle_;
 
+  // Must be deleted before the URLRequestContexts
+  mutable std::unique_ptr<net::ct::CTObserver> cert_transparency_observer_;
+  mutable base::Closure cert_transparency_observer_unregistration_;
+
   // TODO(jhawkins): Remove once crbug.com/102004 is fixed.
   bool initialized_on_UI_thread_;