[sensors] Add Permission guard to the generic sensor apis.

chrome/browser/ui/webui/options/content_settings_handler.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_UI_WEBUI_OPTIONS_CONTENT_SETTINGS_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_OPTIONS_CONTENT_SETTINGS_HANDLER_H_
 
 #include <stdint.h>
 
 #include <memory>
@@ skipping 136 matching lines @@
   // Clobbers and rebuilds just the desktop notification exception table.
   void UpdateNotificationExceptionsView();
 
   // Compares the exceptions of the camera or microphone |type| with its Flash
   // counterparts and updates the Flash links' visibility accordingly.
   void CompareMediaExceptionsWithFlash(ContentSettingsType type);
 
   // Clobbers and rebuilds just the MIDI SysEx exception table.
   void UpdateMIDISysExExceptionsView();
 
+  // Clobbers and rebuilds just the Sensors exception table.
+  void UpdateSensorsExceptionsView();
+
   // Clobbers and rebuilds all chooser-based exception tables.
   void UpdateAllChooserExceptionsViewsFromModel();
 
   // As above, but only OTR tables.
   void UpdateAllOTRChooserExceptionsViewsFromModel();
 
   // Clobbers and rebuilds the exception table for a particular chooser-based
   // permission.
   void UpdateChooserExceptionsViewFromModel(
       const site_settings::ChooserTypeNameEntry& chooser_type);
@@ skipping 109 matching lines @@
   std::unique_ptr<content::HostZoomMap::Subscription>
       signin_host_zoom_map_subscription_;
   ScopedObserver<HostContentSettingsMap, content_settings::Observer> observer_;
 
   DISALLOW_COPY_AND_ASSIGN(ContentSettingsHandler);
 };
 
 }  // namespace options
 
 #endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS_CONTENT_SETTINGS_HANDLER_H_