Better status notification for HID detection OOBe screen.

chrome/browser/ui/webui/chromeos/login/hid_detection_screen_handler.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 "chrome/browser/ui/webui/chromeos/login/hid_detection_screen_handler.h"
 
 #include "base/bind.h"
 #include "base/compiler_specific.h"
 #include "base/macros.h"
 #include "base/metrics/histogram.h"
@@ skipping 480 matching lines @@
 }
 
 void HIDDetectionScreenHandler::BTConnectError(
     const std::string& address,
     device::BluetoothDevice::DeviceType device_type,
     device::BluetoothDevice::ConnectErrorCode error_code) {
   LOG(WARNING) << "BTConnectError while connecting " << address
                << " error code = " << error_code;
   if (DeviceIsPointing(device_type))
     mouse_is_pairing_ = false;
-  if (DeviceIsKeyboard(device_type))
+  if (DeviceIsKeyboard(device_type)) {
     keyboard_is_pairing_ = false;
+    SendKeyboardDeviceNotification(NULL);
+  }
 
   if (pointing_device_id_.empty() || keyboard_device_id_.empty())
     UpdateDevices();
 }
 
 
 void HIDDetectionScreenHandler::SendPointingDeviceNotification() {
   std::string state;
   if (pointing_device_id_.empty())
     state = kSearchingState;
@@ skipping 33 matching lines @@
         l10n_util::GetStringFUTF16(
             IDS_HID_DETECTION_PAIRED_BLUETOOTH_KEYBOARD,
             base::UTF8ToUTF16(keyboard_device_name_)));
   } else {
     state_info.SetString("state", kUSBConnectedState);
   }
   CallJS("setKeyboardDeviceState", state_info);
 }
 
 }  // namespace chromeos