Remove obsolete

app/src/main/kotlin/com/hippo/ehviewer/EhApplication.kt

@@ -51,7 +51,6 @@ import com.hippo.ehviewer.download.DownloadsFilterMode
 import com.hippo.ehviewer.ktbuilder.diskCache
 import com.hippo.ehviewer.ktbuilder.imageLoader
 import com.hippo.ehviewer.ktor.Cronet
-import com.hippo.ehviewer.legacy.cleanObsoleteCache
 import com.hippo.ehviewer.ui.keepNoMediaFileStatus
 import com.hippo.ehviewer.ui.lockObserver
 import com.hippo.ehviewer.ui.screen.detailCache
@@ -136,9 +135,6 @@ class EhApplication :
                     checkDawn()
                 }
             }
-            launch {
-                cleanObsoleteCache()
-            }
         }
         if (BuildConfig.DEBUG) {
             StrictMode.enableDefaults()

app/src/main/kotlin/com/hippo/ehviewer/legacy/CleanupObsoleteCache.kt

@@ -1,22 +0,0 @@
-package com.hippo.ehviewer.legacy
-
-import java.io.File
-import splitties.init.appCtx
-
-private val OBSOLETE_CACHE_DIRS = arrayOf(
-    "image",
-    "thumb",
-    "gallery_image",
-    "spider_info",
-)
-
-fun cleanObsoleteCache() {
-    appCtx.deleteDatabase("hosts.db")
-    val dir = appCtx.cacheDir
-    for (subdir in OBSOLETE_CACHE_DIRS) {
-        val file = File(dir, subdir)
-        if (file.exists()) {
-            file.deleteRecursively()
-        }
-    }
-}