Remove unused ChooserUtil.java

The helper methods provided by this class have been unused
since ag/13807667 (part of removing the old ChooserTargetService
functionality).

Test: http://cs/search?q=chooserutil&sq=package:android-internal
Bug: 148416928
Change-Id: I0aaaa5f597ef72097f1847a3187b335791287a60
Merged-In: I0aaaa5f597ef72097f1847a3187b335791287a60

1 files changed, 0 insertions, 57 deletions

diff --git a/core/java/com/android/internal/app/ChooserUtil.java b/core/java/com/android/internal/app/ChooserUtil.java
deleted file mode 100644
index 3f8788cba9b9..000000000000
--- a/core/java/com/android/internal/app/ChooserUtil.java
+++ /dev/null
@@ -1,57 +0,0 @@
-/*
- * Copyright (C) 2020 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.internal.app;
-
-import java.nio.charset.Charset;
-import java.security.MessageDigest;
-import java.security.NoSuchAlgorithmException;
-
-/**
- * Utility method for common computation operations for Share sheet.
- */
-public class ChooserUtil {
-
-    private static final Charset UTF_8 = Charset.forName("UTF-8");
-
-    /**
-     * Hashes the given input based on MD5 algorithm.
-     *
-     * @return a string representation of the hash computation.
-     */
-    public static String md5(String input) {
-        try {
-            MessageDigest md = MessageDigest.getInstance("MD5");
-            md.update(input.getBytes(UTF_8));
-            return convertBytesToHexString(md.digest());
-        } catch (NoSuchAlgorithmException e) {
-            throw new IllegalStateException(e);
-        }
-    }
-
-    /** Converts byte array input into an hex string. */
-    private static String convertBytesToHexString(byte[] input) {
-        char[] chars = new char[input.length * 2];
-        for (int i = 0; i < input.length; i++) {
-            byte b = input[i];
-            chars[i * 2] = Character.forDigit((b >> 4) & 0xF, 16 /* radix */);
-            chars[i * 2 + 1] = Character.forDigit(b & 0xF, 16 /* radix */);
-        }
-        return new String(chars);
-    }
-
-    private ChooserUtil() {}
-}