refactor: move into unnamed namespace: EncodeToken()

refactor: move into unnamed namespace: PortInfoToValue()

Co-authored-by: Charles Kerr <charles@charleskerr.com>

shell/browser/serial/serial_chooser_context.cc

@@ -36,6 +36,8 @@ constexpr char kUsbDriverKey[] = "usb_driver";
 #endif  // BUILDFLAG(IS_MAC)
 #endif  // BUILDFLAG(IS_WIN)
 
+namespace {
+
 std::string EncodeToken(const base::UnguessableToken& token) {
   const uint64_t data[2] = {token.GetHighForSerialization(),
                             token.GetLowForSerialization()};
@@ -80,6 +82,8 @@ base::Value PortInfoToValue(const device::mojom::SerialPortInfo& port) {
   return base::Value(std::move(value));
 }
 
+}  // namespace
+
 SerialChooserContext::SerialChooserContext(ElectronBrowserContext* context)
     : browser_context_(context) {}