image: remove dead code

app/src/main/java/org/oxycblt/auxio/image/coil/CoilModule.kt

@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2023 Auxio Project
- * ExtractorModule.kt is part of Auxio.
+ * CoilModule.kt is part of Auxio.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by

app/src/main/java/org/oxycblt/auxio/image/stack/cache/CacheModule.kt

@@ -33,8 +33,6 @@ import javax.inject.Singleton
 interface StackModule {
     @Singleton @Binds fun appFiles(impl: AppFilesImpl): AppFiles
 
-    @Binds fun perceptualHash(perceptualHash: PerceptualHashImpl): PerceptualHash
-
     @Binds fun coverCache(cache: CoverCacheImpl): CoverCache
 }
 

app/src/main/java/org/oxycblt/auxio/image/stack/cache/CoverCache.kt

@@ -72,12 +72,5 @@ constructor(private val storedCoversDao: StoredCoversDao, private val appFiles:
 
     private companion object {
         const val COVER_KEY_SAMPLE = 32
-        @Suppress("DEPRECATION")
-        val COVER_CACHE_FORMAT =
-            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
-                Bitmap.CompressFormat.WEBP_LOSSY
-            } else {
-                Bitmap.CompressFormat.WEBP
-            }
     }
 }