Only test SpecialStoragePolicy->IsOriginSessionOnly for temporary storage

storage/browser/quota/quota_manager.cc

 // Copyright 2013 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 "storage/browser/quota/quota_manager.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 829 matching lines @@
     StorageType type,
     const UsageAndQuotaCallback& callback) {
   DCHECK(origin == origin.GetOrigin());
   if (!IsSupportedType(type) ||
       (is_incognito_ && !IsSupportedIncognitoType(type))) {
     callback.Run(kQuotaErrorNotSupported, 0, 0);
     return;
   }
   LazyInitialize();
 
-  bool is_session_only = special_storage_policy_ &&
+  bool is_session_only = type == kStorageTypeTemporary &&
+                         special_storage_policy_ &&
                          special_storage_policy_->IsStorageSessionOnly(origin);
   UsageAndQuotaHelper* helper = new UsageAndQuotaHelper(
       this, origin, type, IsStorageUnlimited(origin, type), is_session_only,
       is_incognito_, callback);
   helper->Start();
 }
 
 void QuotaManager::GetUsageAndQuota(const GURL& origin,
                                     StorageType type,
                                     const UsageAndQuotaCallback& callback) {
@@ skipping 823 matching lines @@
 }
 
 // static
 std::tuple<int64_t, int64_t> QuotaManager::GetVolumeInfo(
     const base::FilePath& path) {
   return std::make_tuple(base::SysInfo::AmountOfTotalDiskSpace(path),
                          base::SysInfo::AmountOfFreeDiskSpace(path));
 }
 
 }  // namespace storage