delete unused stuff (#1601)

app/src/main/java/com/keylesspalace/tusky/util/CountUpDownLatch.java

@@ -1,51 +0,0 @@
-/* Copyright 2017 Andrew Dawson
- *
- * This file is a part of Tusky.
- *
- * 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 the Free Software Foundation; either version 3 of the
- * License, or (at your option) any later version.
- *
- * Tusky is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
- * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
- * Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along with Tusky; if not,
- * see <http://www.gnu.org/licenses>. */
-
-package com.keylesspalace.tusky.util;
-
-/**
- * This is a synchronization primitive related to {@link java.util.concurrent.CountDownLatch}
- * except that it starts at zero and can count upward.
- * <p>
- * The intended use case is for waiting for all tasks to be finished when the number of tasks isn't
- * known ahead of time, or may change while waiting.
- */
-public class CountUpDownLatch {
-    private int count;
-
-    public CountUpDownLatch() {
-        this.count = 0;
-    }
-
-    public synchronized void countDown() {
-        count--;
-        notifyAll();
-    }
-
-    public synchronized void countUp() {
-        count++;
-        notifyAll();
-    }
-
-    public synchronized void await() throws InterruptedException {
-        while (count != 0) {
-            wait();
-        }
-    }
-
-    public synchronized boolean isEmpty() {
-        return count == 0;
-    }
-}

app/src/main/java/com/keylesspalace/tusky/util/MediaUtils.kt

@@ -16,13 +16,10 @@
 package com.keylesspalace.tusky.util
 
 import android.content.ContentResolver
-import android.content.Context
 import android.database.Cursor
 import android.graphics.Bitmap
 import android.graphics.BitmapFactory
 import android.graphics.Matrix
-import android.media.MediaMetadataRetriever
-import android.media.ThumbnailUtils
 import android.net.Uri
 import android.provider.OpenableColumns
 import androidx.annotation.Px
@@ -106,26 +103,6 @@ fun getSampledBitmap(contentResolver: ContentResolver, uri: Uri, @Px reqWidth: I
     }
 }
 
-fun getImageThumbnail(contentResolver: ContentResolver, uri: Uri, @Px thumbnailSize: Int): Bitmap? {
-    val source = getSampledBitmap(contentResolver, uri, thumbnailSize, thumbnailSize) ?: return null
-    return ThumbnailUtils.extractThumbnail(source, thumbnailSize, thumbnailSize, ThumbnailUtils.OPTIONS_RECYCLE_INPUT)
-}
-
-fun getVideoThumbnail(context: Context, uri: Uri, @Px thumbnailSize: Int): Bitmap? {
-    val retriever = MediaMetadataRetriever()
-    try {
-        retriever.setDataSource(context, uri)
-    } catch (e: IllegalArgumentException) {
-        Log.w(TAG, e)
-        return null
-    } catch (e: SecurityException) {
-        Log.w(TAG, e)
-        return null
-    }
-    val source = retriever.frameAtTime ?: return null
-    return ThumbnailUtils.extractThumbnail(source, thumbnailSize, thumbnailSize, ThumbnailUtils.OPTIONS_RECYCLE_INPUT)
-}
-
 @Throws(FileNotFoundException::class)
 fun getImageSquarePixels(contentResolver: ContentResolver, uri: Uri): Long {
     val input = contentResolver.openInputStream(uri)

app/src/main/res/mipmap-anydpi-v26/ic_shortcut_compose.xml

@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="@drawable/ic_launcher_background"/>
-    <foreground>
-        <inset
-            android:inset="28%"
-            android:drawable="@drawable/ic_create_24dp" />
-    </foreground>
-</adaptive-icon>