Remove redundant Downloader isNotification argument (#9139)

DownloadQueue.clear() already sets QUEUE downloads to NOT_DOWNLOADED.

app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadManager.kt

@@ -75,11 +75,9 @@ class DownloadManager(
 
     /**
      * Empties the download queue.
-     *
-     * @param isNotification value that determines if status is set (needed for view updates)
      */
-    fun clearQueue(isNotification: Boolean = false) {
-        downloader.clearQueue(isNotification)
+    fun clearQueue() {
+        downloader.clearQueue()
     }
 
     /**

app/src/main/java/eu/kanade/tachiyomi/data/download/Downloader.kt

@@ -185,18 +185,10 @@ class Downloader(
 
     /**
      * Removes everything from the queue.
-     *
-     * @param isNotification value that determines if status is set (needed for view updates)
      */
-    fun clearQueue(isNotification: Boolean = false) {
+    fun clearQueue() {
         destroySubscriptions()
 
-        // Needed to update the chapter view
-        if (isNotification) {
-            queue
-                .filter { it.status == Download.State.QUEUE }
-                .forEach { it.status = Download.State.NOT_DOWNLOADED }
-        }
         queue.clear()
         notifier.dismissProgress()
     }

app/src/main/java/eu/kanade/tachiyomi/data/notification/NotificationReceiver.kt

@@ -63,7 +63,7 @@ class NotificationReceiver : BroadcastReceiver() {
                 downloadManager.pauseDownloads()
             }
             // Clear the download queue
-            ACTION_CLEAR_DOWNLOADS -> downloadManager.clearQueue(true)
+            ACTION_CLEAR_DOWNLOADS -> downloadManager.clearQueue()
             // Launch share activity and dismiss notification
             ACTION_SHARE_IMAGE ->
                 shareImage(