media: Fix a flaky AVDACodecAllocator test

media/gpu/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/features.gni")
 import("//build/config/ui.gni")
 import("//media/gpu/args.gni")
 import("//media/media_options.gni")
 import("//testing/test.gni")
 
@@ skipping 390 matching lines @@
 
 source_set("android_video_decode_accelerator_unittests") {
   if (is_android) {
     testonly = true
     sources = [
       "android_video_decode_accelerator_unittest.cc",
       "avda_codec_allocator_unittest.cc",
     ]
     deps = [
       ":gpu",
+      "//base/test:test_support",
       "//gpu:test_support",
       "//media/base/android",
       "//testing/gmock",
       "//testing/gtest",
     ]
   }
 }
 
 if (is_chromeos || is_mac || is_win) {
   test("video_encode_accelerator_unittest") {
@@ skipping 54 matching lines @@
       "video_accelerator_unittest_helpers.h",
     ]
     if (use_x11) {
       deps += [ "//ui/gfx/x" ]
     }
     if (use_ozone) {
       deps += [ "//ui/ozone" ]
     }
   }
 }