[Bluetooth][WinRT] Add FakeDeviceWatcher Skeleton

This change adds a skeleton for a fake implementation of IDeviceWatcher.
No functionality is added yet, this will be done in a follow-up CL.

Bug: 821766
Change-Id: If51716beac17543975d42632b17c8af7f269ac5c
Reviewed-on: https://chromium-review.googlesource.com/1193890Reviewed-by: Giovanni Ortuño Urquidi <ortuno@chromium.org>
Commit-Queue: Jan Wilken Dörrie <jdoerrie@chromium.org>
Cr-Commit-Position: refs/heads/master@{#587531}

device/BUILD.gn

@@ -316,6 +316,8 @@ test("device_unittests") {
       "bluetooth/test/fake_device_pairing_requested_event_args_winrt.h",
       "bluetooth/test/fake_device_pairing_result_winrt.cc",
       "bluetooth/test/fake_device_pairing_result_winrt.h",
+      "bluetooth/test/fake_device_watcher_winrt.cc",
+      "bluetooth/test/fake_device_watcher_winrt.h",
       "bluetooth/test/fake_gatt_characteristic_winrt.cc",
       "bluetooth/test/fake_gatt_characteristic_winrt.h",
       "bluetooth/test/fake_gatt_characteristics_result_winrt.cc",

device/bluetooth/test/fake_device_watcher_winrt.cc

+// Copyright 2018 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 "device/bluetooth/test/fake_device_watcher_winrt.h"
+
+namespace device {
+
+namespace {
+
+using ABI::Windows::Devices::Enumeration::DeviceInformation;
+using ABI::Windows::Devices::Enumeration::DeviceInformationUpdate;
+using ABI::Windows::Devices::Enumeration::DeviceWatcher;
+using ABI::Windows::Devices::Enumeration::DeviceWatcherStatus;
+using ABI::Windows::Foundation::ITypedEventHandler;
+
+}  // namespace
+
+FakeDeviceWatcherWinrt::FakeDeviceWatcherWinrt() = default;
+
+FakeDeviceWatcherWinrt::~FakeDeviceWatcherWinrt() = default;
+
+HRESULT FakeDeviceWatcherWinrt::add_Added(
+    ITypedEventHandler<DeviceWatcher*, DeviceInformation*>* handler,
+    EventRegistrationToken* token) {
+  return E_NOTIMPL;
+}
+
+HRESULT FakeDeviceWatcherWinrt::remove_Added(EventRegistrationToken token) {
+  return E_NOTIMPL;
+}
+
+HRESULT FakeDeviceWatcherWinrt::add_Updated(
+    ITypedEventHandler<DeviceWatcher*, DeviceInformationUpdate*>* handler,
+    EventRegistrationToken* token) {
+  return E_NOTIMPL;
+}
+
+HRESULT FakeDeviceWatcherWinrt::remove_Updated(EventRegistrationToken token) {
+  return E_NOTIMPL;
+}
+
+HRESULT FakeDeviceWatcherWinrt::add_Removed(
+    ITypedEventHandler<DeviceWatcher*, DeviceInformationUpdate*>* handler,
+    EventRegistrationToken* token) {
+  return E_NOTIMPL;
+}
+
+HRESULT FakeDeviceWatcherWinrt::remove_Removed(EventRegistrationToken token) {
+  return E_NOTIMPL;
+}
+
+HRESULT FakeDeviceWatcherWinrt::add_EnumerationCompleted(
+    ITypedEventHandler<DeviceWatcher*, IInspectable*>* handler,
+    EventRegistrationToken* token) {
+  return E_NOTIMPL;
+}
+
+HRESULT FakeDeviceWatcherWinrt::remove_EnumerationCompleted(
+    EventRegistrationToken token) {
+  return E_NOTIMPL;
+}
+
+HRESULT FakeDeviceWatcherWinrt::add_Stopped(
+    ITypedEventHandler<DeviceWatcher*, IInspectable*>* handler,
+    EventRegistrationToken* token) {
+  return E_NOTIMPL;
+}
+
+HRESULT FakeDeviceWatcherWinrt::remove_Stopped(EventRegistrationToken token) {
+  return E_NOTIMPL;
+}
+
+HRESULT FakeDeviceWatcherWinrt::get_Status(DeviceWatcherStatus* status) {
+  return E_NOTIMPL;
+}
+
+HRESULT FakeDeviceWatcherWinrt::Start() {
+  return E_NOTIMPL;
+}
+
+HRESULT FakeDeviceWatcherWinrt::Stop() {
+  return E_NOTIMPL;
+}
+
+}  // namespace device

device/bluetooth/test/fake_device_watcher_winrt.h

+// Copyright 2018 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_FAKE_DEVICE_WATCHER_WINRT_H_
+#define DEVICE_BLUETOOTH_TEST_FAKE_DEVICE_WATCHER_WINRT_H_
+
+#include <windows.devices.enumeration.h>
+#include <windows.foundation.h>
+#include <wrl/implements.h>
+
+#include "base/macros.h"
+
+namespace device {
+
+class FakeDeviceWatcherWinrt
+    : public Microsoft::WRL::RuntimeClass<
+          Microsoft::WRL::RuntimeClassFlags<
+              Microsoft::WRL::WinRt | Microsoft::WRL::InhibitRoOriginateError>,
+          ABI::Windows::Devices::Enumeration::IDeviceWatcher> {
+ public:
+  FakeDeviceWatcherWinrt();
+  ~FakeDeviceWatcherWinrt() override;
+
+  // IDeviceWatcher:
+  IFACEMETHODIMP add_Added(
+      ABI::Windows::Foundation::ITypedEventHandler<
+          ABI::Windows::Devices::Enumeration::DeviceWatcher*,
+          ABI::Windows::Devices::Enumeration::DeviceInformation*>* handler,
+      EventRegistrationToken* token) override;
+  IFACEMETHODIMP remove_Added(EventRegistrationToken token) override;
+  IFACEMETHODIMP add_Updated(
+      ABI::Windows::Foundation::ITypedEventHandler<
+          ABI::Windows::Devices::Enumeration::DeviceWatcher*,
+          ABI::Windows::Devices::Enumeration::DeviceInformationUpdate*>*
+          handler,
+      EventRegistrationToken* token) override;
+  IFACEMETHODIMP remove_Updated(EventRegistrationToken token) override;
+  IFACEMETHODIMP add_Removed(
+      ABI::Windows::Foundation::ITypedEventHandler<
+          ABI::Windows::Devices::Enumeration::DeviceWatcher*,
+          ABI::Windows::Devices::Enumeration::DeviceInformationUpdate*>*
+          handler,
+      EventRegistrationToken* token) override;
+  IFACEMETHODIMP remove_Removed(EventRegistrationToken token) override;
+  IFACEMETHODIMP add_EnumerationCompleted(
+      ABI::Windows::Foundation::ITypedEventHandler<
+          ABI::Windows::Devices::Enumeration::DeviceWatcher*,
+          IInspectable*>* handler,
+      EventRegistrationToken* token) override;
+  IFACEMETHODIMP remove_EnumerationCompleted(
+      EventRegistrationToken token) override;
+  IFACEMETHODIMP add_Stopped(
+      ABI::Windows::Foundation::ITypedEventHandler<
+          ABI::Windows::Devices::Enumeration::DeviceWatcher*,
+          IInspectable*>* handler,
+      EventRegistrationToken* token) override;
+  IFACEMETHODIMP remove_Stopped(EventRegistrationToken token) override;
+  IFACEMETHODIMP get_Status(
+      ABI::Windows::Devices::Enumeration::DeviceWatcherStatus* status) override;
+  IFACEMETHODIMP Start() override;
+  IFACEMETHODIMP Stop() override;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(FakeDeviceWatcherWinrt);
+};
+
+}  // namespace device
+
+#endif  // DEVICE_BLUETOOTH_TEST_FAKE_DEVICE_WATCHER_WINRT_H_