Move TransportSecurityPersister completely to IO thread.

chrome/browser/profiles/profile.h

Index: chrome/browser/profiles/profile.h
diff --git a/chrome/browser/profiles/profile.h b/chrome/browser/profiles/profile.h
index 1f94ce848e9a0dc14d530c24308a8cd4f714676b..9557c51f0ed3e4fbac7458df01609d01ba440342 100644
--- a/chrome/browser/profiles/profile.h
+++ b/chrome/browser/profiles/profile.h
@@ -40,7 +40,6 @@ class ShortcutsBackend;
 }
 
 namespace net {
-class TransportSecurityState;
 class SSLConfigService;
 }
 
@@ -89,7 +88,6 @@ class SSLConfigServiceManager;
 class SpellCheckHost;
 class TemplateURLFetcher;
 class TokenService;
-class TransportSecurityPersister;
 class UserScriptMaster;
 class UserStyleSheetWatcher;
 class VisitedLinkEventListener;
@@ -277,11 +275,6 @@ class Profile : public content::BrowserContext {
   virtual ExtensionSpecialStoragePolicy*
       GetExtensionSpecialStoragePolicy() = 0;
 
-  // Retrieves a pointer to the TransportSecurityState associated with
-  // this profile.  The TransportSecurityState is lazily created the
-  // first time that this method is called.
-  virtual net::TransportSecurityState* GetTransportSecurityState() = 0;
-
   // Retrieves a pointer to the FaviconService associated with this
   // profile.  The FaviconService is lazily created the first time
   // that this method is called.
@@ -504,6 +497,11 @@ class Profile : public content::BrowserContext {
   // Returns the Predictor object used for dns prefetch.
   virtual chrome_browser_net::Predictor* GetNetworkPredictor() = 0;
 
+  // Deletes transport security state since |time|. The implementation
+  // is free to run this on a background thread, so when this method
+  // returns data is not guaranteed to be deleted.
+  virtual void DeleteTransportSecurityStateSince(const base::Time& time) = 0;
+
   std::string GetDebugName();
 
   // Returns whether it is a guest session.