Added completion notification to Profile's ClearNetworkingHistorySince.

chrome/browser/net/http_server_properties_manager.h

 // Copyright (c) 2012 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.
 
 #ifndef CHROME_BROWSER_NET_HTTP_SERVER_PROPERTIES_MANAGER_H_
 #define CHROME_BROWSER_NET_HTTP_SERVER_PROPERTIES_MANAGER_H_
 
 #include <string>
 #include <vector>
 #include "base/basictypes.h"
@@ skipping 49 matching lines @@
   // thread. It also posts a task to UI thread to get SPDY Server preferences
   // from |pref_service_|.
   void InitializeOnIOThread();
 
   // Prepare for shutdown. Must be called on the UI thread, before destruction.
   void ShutdownOnUIThread();
 
   // Register |prefs| for properties managed here.
   static void RegisterPrefs(PrefService* prefs);
 
+  // Deletes all data. Works asynchronously, but if a |completion| callback is
+  // provided, it will be fired on the UI thread when everything is done.
+  void Clear(const base::Closure& completion);
+
   // ----------------------------------
   // net::HttpServerProperties methods:
   // ----------------------------------
 
-  // Deletes all data.
+  // Deletes all data. Works asynchronously.
   virtual void Clear() OVERRIDE;
 
   // Returns true if |server| supports SPDY. Should only be called from IO
   // thread.
   virtual bool SupportsSpdy(const net::HostPortPair& server) const OVERRIDE;
 
   // Add |server| as the SPDY server which supports SPDY protocol into the
   // persisitent store. Should only be called from IO thread.
   virtual void SetSupportsSpdy(const net::HostPortPair& server,
                                bool support_spdy) OVERRIDE;
@@ skipping 82 matching lines @@
   // simultaneous spdy_servers or spdy_settings or alternate_protocol changes.
   void ScheduleUpdatePrefsOnIO();
 
   // Starts the timers to update the prefs from cache. This are overridden in
   // tests to prevent the delay.
   virtual void StartPrefsUpdateTimerOnIO(base::TimeDelta delay);
 
   // Update prefs::kHttpServerProperties in preferences with the cached data
   // from |http_server_properties_impl_|. This gets the data on IO thread and
   // posts a task (UpdatePrefsOnUI) to update the preferences UI thread.
-  // Virtual for testing.
-  virtual void UpdatePrefsFromCacheOnIO();
+  void UpdatePrefsFromCacheOnIO();
 
-  // Update prefs::kHttpServerProperties preferences on UI thread. Protected for
-  // testing.
+  // Same as above, but fires an optional |completion| callback on the UI thread
+  // when finished. Virtual for testing.
+  virtual void UpdatePrefsFromCacheOnIO(const base::Closure& completion);
+
+  // Update prefs::kHttpServerProperties preferences on UI thread. Executes an
+  // optional |completion| callback when finished. Protected for testing.
   void UpdatePrefsOnUI(
       base::ListValue* spdy_server_list,
       net::SpdySettingsMap* spdy_settings_map,
       net::AlternateProtocolMap* alternate_protocol_map,
-      net::PipelineCapabilityMap* pipeline_capability_map);
+      net::PipelineCapabilityMap* pipeline_capability_map,
+      const base::Closure& completion);
 
  private:
   // Callback for preference changes.
   virtual void Observe(int type,
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details) OVERRIDE;
 
   // ---------
   // UI thread
   // ---------
@@ skipping 22 matching lines @@
       io_prefs_update_timer_;
 
   scoped_ptr<net::HttpServerPropertiesImpl> http_server_properties_impl_;
 
   DISALLOW_COPY_AND_ASSIGN(HttpServerPropertiesManager);
 };
 
 }  // namespace chrome_browser_net
 
 #endif  // CHROME_BROWSER_NET_HTTP_SERVER_PROPERTIES_MANAGER_H_