Set serial connection parameters immediately on connect.

device/serial/serial_service_unittest.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "device/serial/serial.mojom.h"
 #include "device/serial/serial_service_impl.h"
 #include "device/serial/test_serial_io_handler.h"
@@ skipping 10 matching lines @@
     mojo::Array<serial::DeviceInfoPtr> devices(1);
     devices[0] = serial::DeviceInfo::New();
     devices[0]->path = "device";
     return devices.Pass();
   }
 };
 
 class FailToOpenIoHandler : public TestSerialIoHandler {
  public:
   void Open(const std::string& port,
+            const serial::ConnectionOptions& options,
             const OpenCompleteCallback& callback) override {
     callback.Run(false);
   }
 
  protected:
   ~FailToOpenIoHandler() override {}
 };
 
 }  // namespace
 
@@ skipping 91 matching lines @@
 TEST_F(SerialServiceTest, ConnectInvalidPath) {
   RunConnectTest("invalid_path", false);
 }
 
 TEST_F(SerialServiceTest, ConnectOpenFailed) {
   io_handler_ = new FailToOpenIoHandler;
   RunConnectTest("device", false);
 }
 
 }  // namespace device