Remove unused surfaceView from SandboxedSdkView

This SurfaceView is not used, and causes crashes on older
devices.

Test: manual test apps on an N device
Bug: 311151730
Change-Id: I02233bd328432467874763934d940d4a4c992314
diff --git a/privacysandbox/ui/ui-client/src/main/java/androidx/privacysandbox/ui/client/view/SandboxedSdkView.kt b/privacysandbox/ui/ui-client/src/main/java/androidx/privacysandbox/ui/client/view/SandboxedSdkView.kt
index 2669711..83b9576 100644
--- a/privacysandbox/ui/ui-client/src/main/java/androidx/privacysandbox/ui/client/view/SandboxedSdkView.kt
+++ b/privacysandbox/ui/ui-client/src/main/java/androidx/privacysandbox/ui/client/view/SandboxedSdkView.kt
@@ -104,11 +104,6 @@
 class SandboxedSdkView @JvmOverloads constructor(context: Context, attrs: AttributeSet? = null) :
     ViewGroup(context, attrs) {
 
-    // TODO(b/284147223): Remove this logic in V+
-    private val surfaceView = SurfaceView(context).apply {
-        visibility = GONE
-    }
-
     // This will only be invoked when the content view has been set and the window is attached.
     private val surfaceChangedCallback = object : SurfaceHolder.Callback {
         override fun surfaceCreated(p0: SurfaceHolder) {