Don't check for CameraClientType::UNKNOWN in VmCameraMicManager

Bug: b/167491603
Change-Id: Ic934fe19f08ec4495e8134a12e51a6b19855e024
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2602308Reviewed-by: Joel Hockey <joelhockey@chromium.org>
Commit-Queue: Jason Lin <lxj@google.com>
Cr-Commit-Position: refs/heads/master@{#840385}

chrome/browser/chromeos/camera_mic/vm_camera_mic_manager.cc

@@ -196,10 +196,7 @@ void VmCameraMicManager::OnActiveClientChange(
     bool is_active) {
   // Crostini does not support camera yet.
 
-  // TODO(b/167491603): `UNKNOWN` is for Parallels using v0 camera API. We
-  // should be able to remove it soon.
-  if (type == cros::mojom::CameraClientType::UNKNOWN ||
-      type == cros::mojom::CameraClientType::PLUGINVM) {
+  if (type == cros::mojom::CameraClientType::PLUGINVM) {
     content::GetUIThreadTaskRunner({})->PostTask(
         FROM_HERE,
         base::BindOnce(&VmCameraMicManager::UpdateVmInfoAndNotifications,