OperatingSystemVersion  138 base/sys_info_android.cc std::string SysInfo::OperatingSystemVersion() {
OperatingSystemVersion   26 base/sys_info_mac.cc std::string SysInfo::OperatingSystemVersion() {
OperatingSystemVersion   82 base/sys_info_posix.cc std::string SysInfo::OperatingSystemVersion() {
OperatingSystemVersion   71 base/sys_info_win.cc std::string SysInfo::OperatingSystemVersion() {