Class stat

Bcore/src/main/cpp/android-base/file.cpp:57–57

  // very large files too, where the std::string growth heuristics might not
  // be suitable. https://code.google.com/p/android/issues/detail?id=258500.
  struct stat sb;
  if (fstat(fd, &sb) != -1 && sb.st_size > 0) {
    content->reserve(sb.st_size);
  }