[sensors][permission] Add new permission types in permission module.

components/content_settings/core/common/content_settings_types.h

 // Copyright 2017 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 COMPONENTS_CONTENT_SETTINGS_CORE_COMMON_CONTENT_SETTINGS_TYPES_H_
 #define COMPONENTS_CONTENT_SETTINGS_CORE_COMMON_CONTENT_SETTINGS_TYPES_H_
 
 #include <cstddef>
 
 #include "build/build_config.h"
@@ skipping 57 matching lines @@
   CONTENT_SETTINGS_TYPE_PASSWORD_PROTECTION,
 
   // Website setting which stores engagement data for media related to a
   // specific origin.
   CONTENT_SETTINGS_TYPE_MEDIA_ENGAGEMENT,
 
   // Website setting which stores whether or not the site can play audible
   // sound. This will not block playback but instead the user will not hear it.
   CONTENT_SETTINGS_TYPE_SOUND,
 
+  // Generic Sensor API covering ambient-light-sensor, accelerometer, gyroscope
+  // and magnetometer are all mapped to a single content_settings_type.

[raymes, 2017/07/24 01:54:41]

nit:

// Setting for the Generic Sensor API covering ambient-light-sensor,
accelerometer, gyroscope and magnetometer. These are all mapped to a single
ContentSettingsType.

[riju_, 2017/07/24 07:19:34]

Done.

+  CONTENT_SETTINGS_TYPE_SENSORS,
+
   CONTENT_SETTINGS_NUM_TYPES,
 };
 
 struct ContentSettingsTypeHash {
   std::size_t operator()(ContentSettingsType type) const {
     return static_cast<std::size_t>(type);
   }
 };
 
 #endif  // COMPONENTS_CONTENT_SETTINGS_CORE_COMMON_CONTENT_SETTINGS_TYPES_H_