blind fix windows platforms

Author: StephaneDelcroix

Xamarin.Forms.Platform.WP8/Forms.cs

@@ -50,7 +50,6 @@ public static void Init()
 
 			Log.Listeners.Add(new DelegateLogListener((c, m) => Console.WriteLine("[{0}] {1}", m, c)));
 
-			Device.OS = TargetPlatform.WinPhone;
 			Device.PlatformServices = new WP8PlatformServices();
 			Device.Info = new WP8DeviceInfo();
 

Xamarin.Forms.Platform.WP8/WP8PlatformServices.cs

@@ -113,6 +113,8 @@ public bool IsInvokeRequired
 			get { return !Deployment.Current.Dispatcher.CheckAccess(); }
 		}
 
+		public string RuntimePlatform => Device.WinPhone;
+
 		public void OpenUriAction(Uri uri)
 		{
 			Launcher.LaunchUriAsync(uri).WatchForError();

Xamarin.Forms.Platform.WinRT.Phone/Forms.cs

@@ -25,7 +25,6 @@ public static void Init (IActivatedEventArgs launchActivatedEventArgs)
 
 			Windows.UI.Xaml.Application.Current.Resources.MergedDictionaries.Add (GetPhoneResources());
 
-			Device.OS = TargetPlatform.Windows;
 			Device.PlatformServices = new WindowsPhonePlatformServices (Window.Current.Dispatcher);
 			Device.Info = new WindowsDeviceInfo();
 			Device.Idiom = TargetIdiom.Phone;

Xamarin.Forms.Platform.WinRT.Tablet/Forms.cs

@@ -40,7 +40,6 @@ public static void Init(IActivatedEventArgs launchActivatedEventArgs)
 
 			Windows.UI.Xaml.Application.Current.Resources.MergedDictionaries.Add(GetTabletResources());
 
-			Device.OS = TargetPlatform.Windows;
 			Device.Idiom = TargetIdiom.Tablet;
 			Device.PlatformServices = new WindowsPlatformServices(Window.Current.Dispatcher);
 			Device.Info = new WindowsDeviceInfo();

Xamarin.Forms.Platform.WinRT/WindowsBasePlatformServices.cs

@@ -117,6 +117,8 @@ public IIsolatedStorageFile GetUserStoreForApplication()
 
 		public bool IsInvokeRequired => !CoreApplication.MainView.CoreWindow.Dispatcher.HasThreadAccess;
 
+		public string RuntimePlatform => Device.Windows;
+
 		public void OpenUriAction(Uri uri)
 		{
 			Launcher.LaunchUriAsync(uri).WatchForError();