| // Copyright 2017 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 "chrome/browser/vr/font_fallback.h" |
| |
| #include <set> |
| #include <string> |
| |
| #include "base/i18n/char_iterator.h" |
| #include "third_party/icu/source/common/unicode/uchar.h" |
| |
| namespace vr { |
| |
| std::set<UChar32> CollectDifferentChars(base::string16 text) { |
| std::set<UChar32> characters; |
| for (base::i18n::UTF16CharIterator it(&text); !it.end(); it.Advance()) { |
| characters.insert(it.get()); |
| } |
| return characters; |
| } |
| |
| } // namespace vr |
