UWP: Fix building (again)

src/duckstation-uwp/uwp_host_interface.cpp

@@ -235,6 +235,10 @@ void UWPHostInterface::RequestExit()
                         [this]() { winrt::Windows::ApplicationModel::Core::CoreApplication::Exit(); });
 }
 
+void UWPHostInterface::SetMouseMode(bool relative, bool hide_cursor)
+{
+}
+
 void UWPHostInterface::Run()
 {
   if (!Initialize())
@@ -383,6 +387,14 @@ void UWPHostInterface::RunLater(std::function<void()> callback)
   m_queued_callbacks.push_back(std::move(callback));
 }
 
+void UWPHostInterface::OnDisplayInvalidated()
+{
+}
+
+void UWPHostInterface::OnSystemPerformanceCountersUpdated()
+{
+}
+
 bool UWPHostInterface::IsFullscreen() const
 {
   return m_appview.IsFullScreenMode();

src/duckstation-uwp/uwp_host_interface.h

@@ -47,6 +47,9 @@ public:
 
   void RunLater(std::function<void()> callback) override;
 
+  void OnDisplayInvalidated() override;
+  void OnSystemPerformanceCountersUpdated() override;
+
   bool IsFullscreen() const override;
   bool SetFullscreen(bool enabled) override;
 
@@ -74,6 +77,8 @@ protected:
   void PollAndUpdate() override;
   void RequestExit() override;
 
+  void SetMouseMode(bool relative, bool hide_cursor) override;
+
   bool CreateDisplay(bool fullscreen);
   void DestroyDisplay();
   void RunCallbacks();