Add a feature-controlled persistence checkbox to geolocation prompts on desktop Views platforms.

chrome/browser/media/webrtc/media_stream_devices_controller.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_MEDIA_WEBRTC_MEDIA_STREAM_DEVICES_CONTROLLER_H_
 #define CHROME_BROWSER_MEDIA_WEBRTC_MEDIA_STREAM_DEVICES_CONTROLLER_H_
 
 #include <map>
 #include <string>
 
@@ skipping 45 matching lines @@
   // on the permissions if they are in the ASK state.
   void ForcePermissionDeniedTemporarily();
 
   // Answers a permission request with (possibly) different values for
   // |audio_accepted| and |video_accepted|. Intended for use from
   // MediaStreamInfobarDelegateAndroid.
   // TODO(tsergeant): Remove this by refactoring Android to use
   // PermissionRequest instead of a custom infobar delegate.
   void GroupedRequestFinished(bool audio_accepted, bool video_accepted);
 
-  bool persist() const { return persist_; }
-  void set_persist(bool persist) { persist_ = persist; }
+  bool ShouldShowPersistenceToggle() const override;
 
   // PermissionRequest:
   int GetIconId() const override;
   base::string16 GetMessageTextFragment() const override;
   GURL GetOrigin() const override;
   void PermissionGranted() override;
   void PermissionDenied() override;
   void Cancelled() override;
   void RequestFinished() override;
   PermissionRequestType GetPermissionRequestType() const override;
@@ skipping 55 matching lines @@
   // was created.
   TabSpecificContentSettings* content_settings_;
 
   // The original request for access to devices.
   const content::MediaStreamRequest request_;
 
   // The callback that needs to be Run to notify WebRTC of whether access to
   // audio/video devices was granted or not.
   content::MediaResponseCallback callback_;
 
-  // Whether the permissions granted or denied by the user should be persisted.
-  bool persist_;
-
   DISALLOW_COPY_AND_ASSIGN(MediaStreamDevicesController);
 };
 
 #endif  // CHROME_BROWSER_MEDIA_WEBRTC_MEDIA_STREAM_DEVICES_CONTROLLER_H_