Convert SerialIoHandler to use Mojo types.

chrome/browser/extensions/api/serial/serial_io_handler_win.h

Index: chrome/browser/extensions/api/serial/serial_io_handler_win.h
diff --git a/chrome/browser/extensions/api/serial/serial_io_handler_win.h b/chrome/browser/extensions/api/serial/serial_io_handler_win.h
index 7415e4b6777645f2c64d231cedd893e2dc0739a9..3c3bad21e84f2ea15fcacd2e2d8912db249fa54b 100644
--- a/chrome/browser/extensions/api/serial/serial_io_handler_win.h
+++ b/chrome/browser/extensions/api/serial/serial_io_handler_win.h
@@ -20,13 +20,13 @@ class SerialIoHandlerWin : public SerialIoHandler,
   virtual void CancelReadImpl() OVERRIDE;
   virtual void CancelWriteImpl() OVERRIDE;
   virtual bool Flush() const OVERRIDE;
-  virtual bool GetControlSignals(
-      api::serial::DeviceControlSignals* control_signals) const OVERRIDE;
+  virtual device::serial::DeviceControlSignalsPtr GetControlSignals()
+      const OVERRIDE;
   virtual bool SetControlSignals(
-      const api::serial::HostControlSignals& control_signals) OVERRIDE;
+      const device::serial::HostControlSignals& control_signals) OVERRIDE;
   virtual bool ConfigurePort(
-      const api::serial::ConnectionOptions& options) OVERRIDE;
-  virtual bool GetPortInfo(api::serial::ConnectionInfo* info) const OVERRIDE;
+      const device::serial::ConnectionOptions& options) OVERRIDE;
+  virtual device::serial::ConnectionInfoPtr GetPortInfo() const OVERRIDE;
   virtual bool PostOpen() OVERRIDE;
 
  private: