Set up Intermediate Blit option on BasicRenderPipeline asset

Do some plumbing in order to set up a UI interface for BasicRenderPipeline, in order for the actual rendering to pick up this option.  It will be used to configure an example intermediate target for rendering.

Assets/ScriptableRenderPipeline/BasicRenderPipeline/BasicRenderPipeline.cs

 [ExecuteInEditMode]
 public class BasicRenderPipeline : RenderPipelineAsset
 {
+    public bool UseIntermediateRenderTargetBlit;
+
 #if UNITY_EDITOR
     [UnityEditor.MenuItem("RenderPipeline/Create BasicRenderPipeline")]
     static void CreateBasicRenderPipeline()
 
     protected override IRenderPipeline InternalCreatePipeline()
     {
-        return new BasicRenderPipelineInstance();
+        return new BasicRenderPipelineInstance(UseIntermediateRenderTargetBlit);
+    bool useIntermediateBlit;
+
+    public BasicRenderPipelineInstance()
+    {
+        useIntermediateBlit = false;
+    }
+
+    public BasicRenderPipelineInstance(bool useIntermediate)
+    {
+        useIntermediateBlit = useIntermediate;
+    }
+
-        BasicRendering.Render(renderContext, cameras);
+        BasicRendering.Render(renderContext, cameras, useIntermediateBlit);
     }
 }
 
 
-    public static void Render(ScriptableRenderContext context, IEnumerable<Camera> cameras)
+    public static void Render(ScriptableRenderContext context, IEnumerable<Camera> cameras, bool useIntermediateBlit)
     {
         bool stereoEnabled = XRSettings.isDeviceActive;