Replacing Indexed DB Chromium IPC with Mojo

content/browser/indexed_db/indexed_db_index_writer.cc

 // Copyright (c) 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 "content/browser/indexed_db/indexed_db_index_writer.h"
 
 #include <stddef.h>
 #include <utility>
 
 #include "base/logging.h"
@@ skipping 117 matching lines @@
     const IndexedDBObjectStoreMetadata& object_store,
     const IndexedDBKey& primary_key,  // makes a copy
     bool key_was_generated,
     const std::vector<IndexedDBDatabase::IndexKeys>& index_keys,
     ScopedVector<IndexWriter>* index_writers,
     base::string16* error_message,
     bool* completed) {
   *completed = false;
 
   for (const auto& it : index_keys) {
-    IndexedDBObjectStoreMetadata::IndexMap::const_iterator found =
-        object_store.indexes.find(it.first);
+    const auto& found = object_store.indexes.find(it.first);
     if (found == object_store.indexes.end())
       continue;
     const IndexedDBIndexMetadata& index = found->second;
     IndexedDBDatabase::IndexKeys keys = it;
 
     // If the object_store is using auto_increment, then any indexes with an
     // identical key_path need to also use the primary (generated) key as a key.
     if (key_was_generated && (index.key_path == object_store.key_path))
       keys.second.push_back(primary_key);
 
@@ skipping 14 matching lines @@
       return true;
 
     index_writers->push_back(std::move(index_writer));
   }
 
   *completed = true;
   return true;
 }
 
 }  // namespace content