Port IndexedDB open() and database callbacks to Mojo.

content/common/indexed_db/indexed_db_database_error.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/indexed_db/indexed_db_database_error.h"
+#include "content/common/indexed_db/indexed_db_database_error.h"
+
+#include "base/strings/utf_string_conversions.h"
 
 namespace content {
 
 IndexedDBDatabaseError::IndexedDBDatabaseError(uint16_t code) : code_(code) {}
 
 IndexedDBDatabaseError::IndexedDBDatabaseError() = default;
 
 IndexedDBDatabaseError::IndexedDBDatabaseError(uint16_t code,
                                                const char* message)
     : code_(code), message_(base::ASCIIToUTF16(message)) {}
 
 IndexedDBDatabaseError::IndexedDBDatabaseError(uint16_t code,
                                                const base::string16& message)
     : code_(code), message_(message) {}
 
 IndexedDBDatabaseError::~IndexedDBDatabaseError() = default;
 
 IndexedDBDatabaseError& IndexedDBDatabaseError::operator=(
     const IndexedDBDatabaseError& rhs) = default;
 
 }  // namespace content