compareAndSwapNonSharedCharacterBreakIterator 651 Source/platform/text/TextBreakIteratorICU.cpp bool createdIterator = m_iterator && compareAndSwapNonSharedCharacterBreakIterator(m_iterator, 0); compareAndSwapNonSharedCharacterBreakIterator 665 Source/platform/text/TextBreakIteratorICU.cpp if (!compareAndSwapNonSharedCharacterBreakIterator(0, m_iterator))