Add cross platform Bluetooth testing fixture for Windows.

device/bluetooth/test/bluetooth_test_win.h

Index: device/bluetooth/test/bluetooth_test_win.h
diff --git a/device/bluetooth/test/bluetooth_test_win.h b/device/bluetooth/test/bluetooth_test_win.h
new file mode 100644
index 0000000000000000000000000000000000000000..ead01f2f644a506028b08350d3e4730522f48db0
--- /dev/null
+++ b/device/bluetooth/test/bluetooth_test_win.h
@@ -0,0 +1,43 @@
+// Copyright 2016 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.
+
+#ifndef DEVICE_BLUETOOTH_TEST_BLUETOOTH_TEST_WIN_H_
+#define DEVICE_BLUETOOTH_TEST_BLUETOOTH_TEST_WIN_H_
+
+#include "device/bluetooth/test/bluetooth_test.h"
+
+#include "base/memory/ref_counted.h"
+#include "base/test/test_pending_task.h"
+#include "base/test/test_simple_task_runner.h"
+
+namespace device {
+class BluetoothAdapterWin;
+
+// Windows implementation of BluetoothTestBase.
+class BluetoothTestWin : public BluetoothTestBase {
+ public:
+  BluetoothTestWin();
+  ~BluetoothTestWin() override;
+
+  // BluetoothTestBase overrides
+  bool PlatformSupportsLowEnergy() override;
+  void InitWithDefaultAdapter() override;
+  void InitWithoutDefaultAdapter() override;
+  void InitWithFakeAdapter() override;
+  bool DenyPermission() override;
+
+ private:
+  scoped_refptr<base::TestSimpleTaskRunner> ui_task_runner_;
+  scoped_refptr<base::TestSimpleTaskRunner> bluetooth_task_runner_;
+  BluetoothAdapterWin* adapter_win_;
+
+  void AdapterInitCallback();
+};
+
+// Defines common test fixture name. Use TEST_F(BluetoothTest, YourTestName).
+typedef BluetoothTestWin BluetoothTest;
+
+}  // namespace device
+
+#endif  // DEVICE_BLUETOOTH_TEST_BLUETOOTH_TEST_WIN_H_