Migrate geolocation permissions to the new common permission class.

chrome/browser/geolocation/geolocation_permission_context.h

 // Copyright 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_GEOLOCATION_GEOLOCATION_PERMISSION_CONTEXT_H_
 #define CHROME_BROWSER_GEOLOCATION_GEOLOCATION_PERMISSION_CONTEXT_H_
 
-#include <map>
-#include <string>
-
 #include "base/callback.h"
-#include "base/containers/scoped_ptr_hash_map.h"
-#include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
-#include "chrome/browser/content_settings/permission_queue_controller.h"
+#include "chrome/browser/content_settings/permission_context_base.h"
 #include "chrome/browser/geolocation/geolocation_permission_context_extensions.h"
 
 namespace content {
 class WebContents;
 }
 
-class GeolocationPermissionRequest;
 class PermissionRequestID;
 class Profile;
 
-// This manages Geolocation permissions flow, and delegates UI handling via
-// PermissionQueueController.
-class GeolocationPermissionContext
-    : public base::RefCountedThreadSafe<GeolocationPermissionContext> {
+class GeolocationPermissionContext  : public PermissionContextBase {
  public:
   explicit GeolocationPermissionContext(Profile* profile);
-
-  // See ContentBrowserClient method of the same name.
-  void RequestGeolocationPermission(
-      content::WebContents* web_contents,
-      int bridge_id,
-      const GURL& requesting_frame,
-      bool user_gesture,
-      base::Callback<void(bool)> result_callback,
-      base::Closure* cancel_callback);
-
-  // Called on the UI thread when the profile is about to be destroyed.
-  void ShutdownOnUIThread();
-
-  // Notifies whether or not the corresponding bridge is allowed to use
-  // geolocation via
-  // GeolocationPermissionContext::SetGeolocationPermissionResponse().
-  // Called on the UI thread.
-  void NotifyPermissionSet(const PermissionRequestID& id,
-                           const GURL& requesting_frame,
-                           base::Callback<void(bool)> callback,
-                           bool allowed);
-
- protected:
   virtual ~GeolocationPermissionContext();
 
-  Profile* profile() const { return profile_; }
 
-  // Return an instance of the infobar queue controller, creating it
-  // if necessary.
-  PermissionQueueController* QueueController();
+  // In addition to the base class flow the geolocation permission request
+  // checks that it is only code from valid iframes.
+  // It also adds special logic when called through an extension.
+  virtual void RequestPermission(content::WebContents* web_contents,
+      const PermissionRequestID& id,
+      const GURL& requesting_frame_origin,
+      bool user_gesture,
+      const BrowserPermissionCallback& callback) OVERRIDE;
 
-  void CancelGeolocationPermissionRequest(
-      int render_process_id,
-      int render_view_id,
-      int bridge_id);
-
-  // GeolocationPermissionContext implementation:
-  // Decide whether the geolocation permission should be granted.
-  // Calls PermissionDecided if permission can be decided non-interactively,
-  // or NotifyPermissionSet if permission decided by presenting an
-  // infobar to the user. Called on the UI thread.
-  virtual void DecidePermission(content::WebContents* web_contents,
-                                const PermissionRequestID& id,
-                                const GURL& requesting_frame,
-                                bool user_gesture,
-                                const GURL& embedder,
-                                base::Callback<void(bool)> callback);
-
-  // Called when permission is granted without interactively asking
-  // the user. Can be overridden to introduce additional UI flow.
-  // Should ultimately ensure that NotifyPermissionSet is called.
-  // Called on the UI thread.
-  virtual void PermissionDecided(const PermissionRequestID& id,
-                                 const GURL& requesting_frame,
-                                 const GURL& embedder,
-                                 base::Callback<void(bool)> callback,
-                                 bool allowed);
-
-  // Create an PermissionQueueController. overriden in derived classes to
-  // provide additional UI flow.  Called on the UI thread.
-  virtual PermissionQueueController* CreateQueueController();
+  // Adds special logic when called through an extension.
+  virtual void CancelPermissionRequest(content::WebContents* web_contents,
+                                       const PermissionRequestID& id) OVERRIDE;
 
  private:
-  friend class base::RefCountedThreadSafe<GeolocationPermissionContext>;
-  friend class GeolocationPermissionRequest;
+  virtual void UpdateTabContext(const PermissionRequestID& id,
+                                const GURL& requesting_frame,
+                                bool allowed) OVERRIDE;
 
-  // Removes any pending InfoBar request.
-  void CancelPendingInfobarRequest(const PermissionRequestID& id);
-
-  // Creates and show an info bar.
-  void CreateInfoBarRequest(const PermissionRequestID& id,
-                            const GURL& requesting_frame,
-                            const GURL& embedder,
-                            base::Callback<void(bool)> callback);
-
-  // Notify the context that a particular request object is no longer needed.
-  void RequestFinished(GeolocationPermissionRequest* request);
-
-  // These must only be accessed from the UI thread.
-  Profile* const profile_;
-  bool shutting_down_;
-  scoped_ptr<PermissionQueueController> permission_queue_controller_;
+  // This must only be accessed from the UI thread.
   GeolocationPermissionContextExtensions extensions_context_;
 
-  base::ScopedPtrHashMap<std::string, GeolocationPermissionRequest>
-      pending_requests_;
-
   DISALLOW_COPY_AND_ASSIGN(GeolocationPermissionContext);
 };
 
 #endif  // CHROME_BROWSER_GEOLOCATION_GEOLOCATION_PERMISSION_CONTEXT_H_