Revert of Remove android_support_annotations target.

third_party/android_async_task/BUILD.gn

 # Copyright 2016 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//build/config/android/rules.gni")
 
 assert(is_android)
 
 android_library("android_async_task_java") {
   java_files = [ "java/src/org/chromium/third_party/android/os/AsyncTask.java" ]
   deps = [
     "//base:base_java",
-    "//third_party/android_tools:android_support_v13_java",
+    "//third_party/android_tools:android_support_annotations_javalib",
   ]
   chromium_code = false
 }