IsValidMacAddress 42 chrome/browser/extensions/api/music_manager_private/device_id.h static bool IsValidMacAddress(const void* bytes, size_t size); IsValidMacAddress 201 chrome/browser/extensions/api/music_manager_private/device_id_linux.cc base::Bind(DeviceId::IsValidMacAddress), IsValidMacAddress 249 chrome/browser/extensions/api/music_manager_private/device_id_mac.cc base::Bind(DeviceId::IsValidMacAddress), IsValidMacAddress 219 chrome/browser/extensions/api/music_manager_private/device_id_win.cc base::Bind(DeviceId::IsValidMacAddress), IsValidMacAddress 187 chrome/browser/prefs/tracked/pref_hash_calculator_helper_win.cc if (!IsValidMacAddress(bytes, size))