Port IndexedDB open() and database callbacks to Mojo.

content/common/indexed_db/indexed_db_database_error.cc

Index: content/common/indexed_db/indexed_db_database_error.cc
diff --git a/content/browser/indexed_db/indexed_db_database_error.cc b/content/common/indexed_db/indexed_db_database_error.cc
similarity index 88%
rename from content/browser/indexed_db/indexed_db_database_error.cc
rename to content/common/indexed_db/indexed_db_database_error.cc
index 05c0cb57846e7f1ea8c4e665230a4e484785d371..14b13115a87e4074cbfc2ec42a060033aaf463a0 100644
--- a/content/browser/indexed_db/indexed_db_database_error.cc
+++ b/content/common/indexed_db/indexed_db_database_error.cc
@@ -2,7 +2,9 @@
 // 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 {