The interface and behavior of std::string is standardized. Library writers are free to implement it in any way that honors the standard. However, sometimes the

The interface and behavior of std::string is standardized. Library writers are free to implement it in any way that honors the standard. However, sometimes the requirements may lead to less than optimal implementations, I believe. So as long as Chrome uses std::string for internal use only, there shouldn't be any problems. Using them across ABI boundaries, however, is another story.