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

content/browser/permissions/permission_service_impl.cc

 // Copyright 2014 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 "content/browser/permissions/permission_service_impl.h"
 
 #include <stddef.h>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 28 matching lines @@
     case PermissionName::PROTECTED_MEDIA_IDENTIFIER:
       return PermissionType::PROTECTED_MEDIA_IDENTIFIER;
     case PermissionName::DURABLE_STORAGE:
       return PermissionType::DURABLE_STORAGE;
     case PermissionName::AUDIO_CAPTURE:
       return PermissionType::AUDIO_CAPTURE;
     case PermissionName::VIDEO_CAPTURE:
       return PermissionType::VIDEO_CAPTURE;
     case PermissionName::BACKGROUND_SYNC:
       return PermissionType::BACKGROUND_SYNC;
+    case PermissionName::SENSORS:
+      return PermissionType::SENSORS;
   }
 
   NOTREACHED();
   return PermissionType::NUM;
 }
 
 // This function allows the usage of the the multiple request map
 // with single requests.
 void PermissionRequestResponseCallbackWrapper(
     const base::Callback<void(PermissionStatus)>& callback,
@@ skipping 296 matching lines @@
 
   PermissionStatusCallback callback = subscription->callback;
 
   subscription->callback.Reset();
   pending_subscriptions_.Remove(pending_subscription_id);
 
   callback.Run(status);
 }
 
 }  // namespace content