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

chrome/browser/permissions/permission_util.cc

 // Copyright 2015 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.
 
 #include "chrome/browser/permissions/permission_util.h"
 
 #include "base/feature_list.h"
 #include "base/logging.h"
 #include "chrome/browser/content_settings/host_content_settings_map_factory.h"
 #include "chrome/browser/permissions/permission_uma_util.h"
@@ skipping 29 matching lines @@
     case content::PermissionType::AUDIO_CAPTURE:
       return "AudioCapture";
     case content::PermissionType::VIDEO_CAPTURE:
       return "VideoCapture";
     case content::PermissionType::MIDI:
       return "Midi";
     case content::PermissionType::BACKGROUND_SYNC:
       return "BackgroundSync";
     case content::PermissionType::FLASH:
       return "Flash";
+    case content::PermissionType::SENSORS:
+      return "Sensors";
     case content::PermissionType::NUM:
       break;
   }
   NOTREACHED();
   return std::string();
 }
 
 bool PermissionUtil::GetPermissionType(ContentSettingsType type,
                                        PermissionType* out) {
   if (type == CONTENT_SETTINGS_TYPE_GEOLOCATION) {
     *out = PermissionType::GEOLOCATION;
   } else if (type == CONTENT_SETTINGS_TYPE_NOTIFICATIONS) {
     *out = PermissionType::NOTIFICATIONS;
   } else if (type == CONTENT_SETTINGS_TYPE_MIDI_SYSEX) {
     *out = PermissionType::MIDI_SYSEX;
   } else if (type == CONTENT_SETTINGS_TYPE_DURABLE_STORAGE) {
     *out = PermissionType::DURABLE_STORAGE;
   } else if (type == CONTENT_SETTINGS_TYPE_MEDIASTREAM_CAMERA) {
     *out = PermissionType::VIDEO_CAPTURE;
   } else if (type == CONTENT_SETTINGS_TYPE_MEDIASTREAM_MIC) {
     *out = PermissionType::AUDIO_CAPTURE;
+  } else if (type == CONTENT_SETTINGS_TYPE_SENSORS) {
+    *out = PermissionType::SENSORS;
   } else if (type == CONTENT_SETTINGS_TYPE_BACKGROUND_SYNC) {
     *out = PermissionType::BACKGROUND_SYNC;
 #if defined(OS_ANDROID) || defined(OS_CHROMEOS)
   } else if (type == CONTENT_SETTINGS_TYPE_PROTECTED_MEDIA_IDENTIFIER) {
     *out = PermissionType::PROTECTED_MEDIA_IDENTIFIER;
 #endif
   } else {
     return false;
   }
   return true;
@@ skipping 50 matching lines @@
   ContentSetting final_content_setting = settings_map->GetContentSetting(
       primary_url_, secondary_url_, content_type_, std::string());
   if (final_content_setting != CONTENT_SETTING_ALLOW) {
     PermissionType permission_type;
     if (PermissionUtil::GetPermissionType(content_type_, &permission_type)) {
       PermissionUmaUtil::PermissionRevoked(permission_type, source_ui_,
                                            primary_url_, profile_);
     }
   }
 }