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

components/content_settings/core/common/content_settings_types.h

Index: components/content_settings/core/common/content_settings_types.h
diff --git a/components/content_settings/core/common/content_settings_types.h b/components/content_settings/core/common/content_settings_types.h
index ed3470fa9925312a63b4c4890ac521be204ed84e..6e0c1e67564c76ff4a170f0a1b6bb44a22e608ac 100644
--- a/components/content_settings/core/common/content_settings_types.h
+++ b/components/content_settings/core/common/content_settings_types.h
@@ -85,6 +85,13 @@ enum ContentSettingsType {
   // the HTTP request headers for every resource requested from that origin.
   CONTENT_SETTINGS_TYPE_CLIENT_HINTS,
 
+  // Generic Sensor API covering ambient-light-sensor, accelerometer, gyroscope
+  // and magnetometer are all mapped to a single content_settings_type.
+  // Setting for the Generic Sensor API covering ambient-light-sensor,
+  // accelerometer, gyroscope and magnetometer. These are all mapped to a single
+  // ContentSettingsType.
+  CONTENT_SETTINGS_TYPE_SENSORS,
+
   CONTENT_SETTINGS_NUM_TYPES,
 };