Allow script to request durable storage permission (chrome side)

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 "base/bind.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/permission_manager.h"
 #include "content/public/browser/permission_type.h"
 
 namespace content {
 
 namespace {
 
 PermissionType PermissionNameToPermissionType(PermissionName name) {
   switch(name) {
     case PERMISSION_NAME_GEOLOCATION:
       return PermissionType::GEOLOCATION;
     case PERMISSION_NAME_NOTIFICATIONS:
       return PermissionType::NOTIFICATIONS;
     case PERMISSION_NAME_PUSH_NOTIFICATIONS:
       return PermissionType::PUSH_MESSAGING;
     case PERMISSION_NAME_MIDI:
       return PermissionType::MIDI;
     case PERMISSION_NAME_MIDI_SYSEX:
       return PermissionType::MIDI_SYSEX;
     case PERMISSION_NAME_PROTECTED_MEDIA_IDENTIFIER:
       return PermissionType::PROTECTED_MEDIA_IDENTIFIER;
+    case PERMISSION_NAME_DURABLE_STORAGE:
+      return PermissionType::DURABLE_STORAGE;
   }
 
   NOTREACHED();
   return PermissionType::NUM;
 }
 
 } // anonymous namespace
 
 PermissionServiceImpl::PendingRequest::PendingRequest(
     PermissionType permission,
@@ skipping 243 matching lines @@
 
   PermissionStatusCallback callback = subscription->callback;
 
   subscription->callback.reset();
   pending_subscriptions_.Remove(pending_subscription_id);
 
   callback.Run(status);
 }
 
 }  // namespace content