Fix SKGLSurficeView upside down issue for Tizen backend

binding/HarfBuzzSharp.Tizen/HarfBuzzSharp.Tizen.csproj

@@ -33,7 +33,5 @@
       <Link>nuget\runtimes\linux-x86\native\libHarfBuzzSharp.so</Link>
     </None>
   </ItemGroup>
-<!--   <Import Project="..\HarfBuzzSharp.Shared\HarfBuzzSharp.Shared.projitems" Label="Shared" />-->
-<!--   <Import Project="..\Binding.Shared\Binding.Shared.projitems" Label="Shared" />-->
   <Import Project="..\..\source\SkiaSharp.Build.targets" />
 </Project>

binding/SkiaSharp.Tizen/SkiaSharp.Tizen.csproj

@@ -33,7 +33,5 @@
       <Link>nuget\runtimes\linux-x86\native\libSkiaSharp.so</Link>
     </None>
   </ItemGroup>
- <!-- <Import Project="..\Binding\Binding.projitems" Label="Shared" /> -->
-<!--  <Import Project="..\Binding.Shared\Binding.Shared.projitems" Label="Shared" /> -->
   <Import Project="..\..\source\SkiaSharp.Build.targets" />
 </Project>

source/SkiaSharp.Views.Forms/SkiaSharp.Views.Forms.Tizen/SKCanvasViewRenderer.cs

@@ -9,10 +9,5 @@ namespace SkiaSharp.Views.Forms
 {
 	public class SKCanvasViewRenderer : SKCanvasViewRendererBase<SKFormsView, SKNativeView>, IRegisterable
 	{
-		public int ABC
-		{
-			get;
-			set;
-		}
 	}
 }

source/SkiaSharp.Views/SkiaSharp.Views.Tizen/SKGLSurfaceView.cs

@@ -40,7 +40,7 @@ namespace SkiaSharp.Views.Tizen
 		private GRBackendRenderTargetDesc renderTarget = new GRBackendRenderTargetDesc
 		{
 			Config = GRPixelConfig.Unknown,
-			Origin = GRSurfaceOrigin.TopLeft,
+			Origin = GRSurfaceOrigin.BottomLeft,
 		};
 
 		/// <summary>