Audit the last usage of Geolocation and Notification permissions.

content/public/browser/content_browser_client.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 CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_
 #define CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_
 
 #include <map>
 #include <string>
 #include <utility>
@@ skipping 455 matching lines @@
 
   // Request permission to access protected media identifier. |result_callback
   // will tell whether it's permitted. If |cancel_callback| is non-null, it's
   // set to a callback which can be used to cancel the permission request.
   virtual void RequestProtectedMediaIdentifierPermission(
       WebContents* web_contents,
       const GURL& origin,
       base::Callback<void(bool)> result_callback,
       base::Closure* cancel_callback);
 
+  // Informs the content settings host map that a permission has been used.

[Michael van Ouwerkerk, 2014/07/01 11:02:24]

I don't think you can refer to the host map here as it is a chrome layer concept
and this file is in the content layer. It's an implementation detail. Maybe
something like "Informs the embedder that a permission has been used."

[Daniel Nishi, 2014/07/01 18:37:48]

Done.

+  virtual void UseContentSettingPermission(content::WebContents* web_contents,
+                                           const GURL& primary_url,
+                                           const GURL& secondary_url,
+                                           const std::string& setting_type);
+
   // Returns true if the given page is allowed to open a window of the given
   // type. If true is returned, |no_javascript_access| will indicate whether
   // the window that is created should be scriptable/in the same process.
   // This is called on the IO thread.
   virtual bool CanCreateWindow(const GURL& opener_url,
                                const GURL& opener_top_level_frame_url,
                                const GURL& source_origin,
                                WindowContainerType container_type,
                                const GURL& target_url,
                                const Referrer& referrer,
@@ skipping 161 matching lines @@
   // Allows an embedder to provide its own ExternalVideoSurfaceContainer
   // implementation.  Return NULL to disable external surface video.
   virtual ExternalVideoSurfaceContainer*
   OverrideCreateExternalVideoSurfaceContainer(WebContents* web_contents);
 #endif
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_