Aperture: Remove unused CameraController extension

Change-Id: Ief250822b43b6a3decc13981c31d1b6400481540
diff --git a/app/src/main/java/org/lineageos/aperture/CameraControllerExt.kt b/app/src/main/java/org/lineageos/aperture/CameraControllerExt.kt
deleted file mode 100644
index 70ffb86..0000000
--- a/app/src/main/java/org/lineageos/aperture/CameraControllerExt.kt
+++ /dev/null
@@ -1,14 +0,0 @@
-/*
- * Copyright (C) 2022 The LineageOS Project
- *
- * SPDX-License-Identifier: Apache-2.0
- */
-
-package org.lineageos.aperture
-
-import androidx.camera.view.CameraController
-import org.lineageos.aperture.utils.PhysicalCamera
-
-internal val CameraController.physicalCamera: PhysicalCamera?
-    @androidx.camera.camera2.interop.ExperimentalCamera2Interop
-    get() = cameraInfo?.let { PhysicalCamera(it) }