Add InvalidArgument error type for NotificationDatabase.

content/browser/notifications/notification_database.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 "content/browser/notifications/notification_database.h"
 
 #include <string>
 
 #include "base/files/file_util.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 40 matching lines @@
   if (status.ok())
     return NotificationDatabase::STATUS_OK;
   else if (status.IsNotFound())
     return NotificationDatabase::STATUS_ERROR_NOT_FOUND;
   else if (status.IsCorruption())
     return NotificationDatabase::STATUS_ERROR_CORRUPTED;
   else if (status.IsIOError())
     return NotificationDatabase::STATUS_IO_ERROR;
   else if (status.IsNotSupportedError())
     return NotificationDatabase::STATUS_NOT_SUPPORTED;
+  else if (status.IsInvalidArgument())
+    return NotificationDatabase::STATUS_INVALID_ARGUMENT;
 
-  // TODO(cmumford): Once leveldb 1.19 is released add IsInvalidArgument().
   return NotificationDatabase::STATUS_ERROR_FAILED;
 }
 
 // Creates a prefix for the data entries based on |origin|.
 std::string CreateDataPrefix(const GURL& origin) {
   if (!origin.is_valid())
     return kDataKeyPrefix;
 
   return base::StringPrintf("%s%s%c", kDataKeyPrefix,
                             storage::GetIdentifierFromOrigin(origin).c_str(),
@@ skipping 297 matching lines @@
     batch.Delete(iter->key());
   }
 
   if (deleted_notification_set->empty())
     return STATUS_OK;
 
   return LevelDBStatusToStatus(db_->Write(leveldb::WriteOptions(), &batch));
 }
 
 }  // namespace content